MADISON PUBLIC SCHOOL DISTRICT Grade 2 Mathematics Authored by: Marie Pehowic Updated by: Kathryn Lemerich Reviewed by: Lee Nittel, Director of Curriculum and Instruction Updated with Common Core State Standards: September 2012 Members of the Board of Education: Lisa Ellis, President Patrick Rowe, Vice-President David Arthur Kevin Blair Shade Grahling Linda Gilbert Thomas Haralampoudis James Novotny Superintendent: Dr. Michael Rossi Madison Public Schools 359 Woodland Road, Madison, NJ 07940 www.madisonpublicschools.org I. OVERVIEW The K-5 mathematics curriculum is to provide students with a strong content base in mathematics while promoting and instilling the skills of problem solving, communication in mathematics, making mathematical connections, and reasoning. Throughout the delivery of the K-5 mathematics program, various tools and technology are employed, including manipulatives, calculators, software, websites, and computers. A strong focus of the program in on promoting high levels of mathematical thought through experiences which extend beyond traditional computation. The program is directly correlated to the Common Core State Standards and is designed to adequately prepare students for the NJ state assessments. II. RATIONALE The K-5 mathematics program mission is to provide students with content-specific skills and concepts while developing problem-solving skills and strategies, communication, and reasoning. Lessons are prepared and implemented developmentally, sequentially and with the understanding that learning proceeds from concrete to abstract levels. III. STUDENT OUTCOMES (Linked to the Common Core State Standards for Mathematics) Chapter One: Addition and Subtraction Facts Operations and Algebraic Thinking (2.OA) Represent and solve problems involving addition and subtraction. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions,e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. Add and subtract within 20. 2.0A.2: Fluently add and subtract within 20 using mental strategies.2 By the end of Grade 2, know from memory all sums of two one-digit numbers. 2See standard 1.OA.6 for a list of mental strategies. Work with equal groups of objects to gain foundations for multiplication. 2.OA.4: Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends. Number and Operations in Base Ten (2.NBT) Use place value understanding and properties of operations to add and subtract. 2.NBT.9: Explain why addition and subtraction strategies work, using place value and the properties of operations.3 3Explanations may be supported by drawings or objects. Chapter Two: Numbers and Patterns to 100 Operations and Algebraic Thinking (2.OA) Represent and solve problems involving addition and subtraction. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions,e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. Work with equal groups of objects to gain foundations for multiplication. 2.OA.3: Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends. Work with equal groups of objects to gain foundations for multiplication. 2.OA.4: Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends. Number and Operations in Base Ten (2.NBT) Understand place value. 2.NBT.1: Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases: a. 100 can be thought of as a bundle of ten tens — called a “hundred.” b. The numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones). 2.NBT.2: Count within 1000; skip-count by 5s, 10s, and 100s. 2.NBT.3: Read and write numbers to 1000 using base-ten numerals, number names, and expanded form. 2.NBT.4: Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the results of comparisons. Chapter Three: Data and Graphing Measurement and Data (2.MD) Represent and interpret data. 2.MD.9: Generate measurement data by measuring lengths of several objects to the nearest whole unit, or by making repeated measurements of the same object. Show the measurements by making a line plot, where the horizontal scale is marked off in whole-number units. 2.MD.10: Draw a picture graph and a bar graph (with single-unit scale) to represent a data set with up to four categories. Solve simple put together, take-apart, and compare problems4 using information presented in a bar graph. Chapter Four: Money Measurement and Data 2.MD Work with time and money. 2.MD.8: Solve word problems involving dollar bills, quarters, dimes, nickels, and pennies, using $ and ¢ symbols appropriately. Example: If you have 2 dimes and 3 pennies, how many cents do you have? Chapter Five: Two Digit Addition Operations and Algebraic Thinking (2.OA) Represent and solve problems involving addition and subtraction. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions,e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. Work with equal groups of objects to gain foundations for multiplication. 2.OA.4: Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends. Number and Operations in Base Ten (2.NBT) Use place value understanding and properties of operations to add and subtract. 2.NBT.5: Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction. 2.NBT.6: Add up to four two-digit numbers using strategies based on place value and properties of operations. 2.NBT.8: Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900. 2.NBT.9: Explain why addition and subtraction strategies work, using place value and the properties of operations.3 3Explanations may be supported by drawings or objects. Measurement and Data (2.MD) Relate addition and subtraction to length. 2.MD.5: Use addition and subtraction within 100 to solve word problems involving lengths that are given in the same units, e.g., by using drawings (such as drawings of rulers) and equations with a symbol for the unknown number to represent the problem. 2.MD.6: Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram. Work with time and money. 2.MD.8: Solve word problems involving dollar bills, quarters, dimes, nickels, and pennies, using $ and ¢ symbols appropriately. Example: If you have 2 dimes and 3 pennies, how many cents do you have? Chapter Six: Two Digit Subtraction Operations and Algebraic Thinking (2.OA) Represent and solve problems involving addition and subtraction. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions,e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. Number and Operations in Base Ten (2.NBT) 2.NBT.5: Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction. 2.NBT.8: Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900. 2.NBT.9: Explain why addition and subtraction strategies work, using place value and the properties of operations.3 3Explanations may be supported by drawings or objects. Measurement and Data (2.MD) Relate addition and subtraction to length. 2.MD.5: Use addition and subtraction within 100 to solve word problems involving lengths that are given in the same units, e.g., by using drawings (such as drawings of rulers) and equations with a symbol for the unknown number to represent the problem. 2.MD.6: Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram. Work with time and money. 2.MD.8: Solve word problems involving dollar bills, quarters, dimes, nickels, and pennies, using $ and ¢ symbols appropriately. Example: If you have 2 dimes and 3 pennies, how many cents do you have? Chapter Seven: Geometry, Fractions, and Probability Geometry (2.G) Reason with shapes and their attributes. 2.G.1: Recognize and draw shapes having specified attributes, such as a given number of angles or a given number of equal faces. Identify triangles, quadrilaterals, pentagons, hexagons, and cubes. (Sizes are compared directly or visually, not compared by measuring.) 2.G.2: Partition a rectangle into rows and columns of same-size squares and count to find the total number of them. 2.G.3: Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape. Chapter Eight: Multiplication and Division Operations and Algebraic Thinking (2.OA) Work with equal groups of objects to gain foundations for multiplication. 2.OA.3: Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends. 2.OA.4: Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends. Chapter Nine: Measurement Measurement and Data (2.MD) Measure and estimate lengths in standard units. 2.MD.1: Measure the length of an object by selecting and using appropriate tools such as rulers, yardsticks, meter sticks, and measuring tapes. 2.MD.2: Measure the length of an object twice, using length units of different lengths for the two measurements; describe how the two measurements relate to the size of the unit chosen. 2.MD.3: Estimate lengths using units of inches, feet, centimeters, and meters. 2.MD.4: Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard length unit. Relate addition and subtraction to length. 2.MD.5: Use addition and subtraction within 100 to solve word problems involving lengths that are given in the same units, e.g., by using drawings (such as drawings of rulers) and equations with a symbol for the unknown number to represent the problem. 2.MD.6: Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram. Represent and interpret data. 2.MD.9: Generate measurement data by measuring lengths of several objects to the nearest whole unit, or by making repeated measurements of the same object. Show the measurements by making a line plot, where the horizontal scale is marked off in whole-number units. 2.MD.10: Draw a picture graph and a bar graph (with single-unit scale) to represent a data set with up to four categories. Solve simple put together, take-apart, and compare problems4 using information presented in a bar graph. 4See Glossary, Table 1. Chapter Ten: Time and Calendar Measurement and Data (2.MD) Work with time and money. 2.MD.7: Tell and write time from analog and digital clocks to the nearest five minutes, using a.m. and p.m. Chapter Eleven: Numbers and Patterns to 1,000 Operations and Algebraic Thinking (2.OA) Represent and solve problems involving addition and subtraction. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions,e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. Number and Operations in Base Ten (2.NBT) Understand place value. 2.NBT.1: Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases: a. 100 can be thought of as a bundle of ten tens — called a “hundred.” b. The numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones). 2.NBT.2: Count within 1000; skip-count by 5s, 10s, and 100s. 2.NBT.3: Read and write numbers to 1000 using base-ten numerals, number names, and expanded form. 2.NBT.4: Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the results of comparisons. Measurement and Data (2.MD) Work with time and money. 2.MD.8: Solve word problems involving dollar bills, quarters, dimes, nickels, and pennies, using $ and ¢ symbols appropriately. Example: If you have 2 dimes and 3 pennies, how many cents do you have? Chapter Twelve: Adding and Subtracting Three Digit Numbers Operations and Algebraic Thinking (2.OA) Represent and solve problems involving addition and subtraction. 2.OA.1: Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions,e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. Number and Operations in Base Ten (2.NBT) Understand place value. 2.NBT.1: Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases: a. 100 can be thought of as a bundle of ten tens — called a “hundred.” b. The numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones). Use place value understanding and properties of operations to add and subtract. 2.NBT.7: Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds. 2.NBT.8: Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900. 2.NBT.9: Explain why addition and subtraction strategies work, using place value and the properties of operations.3 3Explanations may be supported by drawings or objects. Measurement and Data (2.MD) Work with time and money. 2.MD.8: Solve word problems involving dollar bills, quarters, dimes, nickels, and pennies, using $ and ¢ symbols appropriately. Example: If you have 2 dimes and 3 pennies, how many cents do you have? IV. ESSENTIAL QUESTIONS AND CONTENT Chapter One: Addition and Subtraction Facts 1. Add two and three numbers with sums through twenty 2. Subtract a number from twenty or less 3. Write fact families for sums to twenty and different names for the same number 4. Analyze and solve problems using skills and strategies Chapter Two: Numbers and Patterns to 100 1. Count by twos, threes, fives, and tens 2. Identify place value, round, and name numbers in different ways 3. Compare and order two digit numbers 4. Analyze and solve problems using skills and strategies Chapter Three: Data and Graphing 1. Compare and use data in tables 2. Interpret and make a bar graph and pictographs 3. Analyze and solve problems using skills and strategies Chapter Four: Money 1. Count groups of pennies, nickels, dimes, quarters, and half dollars and write total value 2. Compare and show money amounts and make change 3. Analyze and solve problems using skills and making change Chapter Five: Two Digit Addition 1. Add tens and estimate sums 2. Add two and three digit numbers including money 3. Analyze and solve problems using skills and strategies Chapter Six: Subtracting Two Digit Numbers 1. Subtract tens and estimate differences 2. Subtract two digit numbers and money with and without regrouping 3. Analyze and solve problems using skills and strategies Chapter Seven: Geometry, Fractions, and Probability 1. Identify plane shapes, solid shapes, congruent shapes, and shapes with symmetry 2. Identify and compare fractions 3. Analyze and solve problems using skills and strategies Chapter Eight: Multiplication and Division 1. Multiply by two, five, and ten 2. Show properties of multiplication 3. Make equal groups with and without remainders 4. Analyze and solve problems using skills and strategies Chapter Nine: Measurement 1. Measure lengths in customary and metric units 2. Compare the weight (mass) of cup, pint., and quart - and capacity of containers to a liter 3. Choose the appropriate unit of measurement and tools 4. Analyze and solve problems using skills and strategies Chapter Ten: Time and Calendar 1. Read and write time to five minute intervals using a face clock 2. Determine elapsed time 3. Identify and compare periods of time using a calendar 4. Analyze and solve problems using skills and strategies Chapter Eleven: Numbers and Patterns to 1,000 1. Read, count, and write numbers through 999 and name numbers in different ways 2. Identify and use place value through hundreds, write dollars and cents to five dollars ($5.00) 3. Order and compare numbers 4. Analyze and solve problems using skills and strategies Chapter Twelve: Adding and Subtracting Three Digit Numbers 1. Add three digit numbers with and without regrouping 2. Subtract three digit numbers with and without regrouping 3. Estimate, add, and subtract whole numbers and money amounts 4. Analyze and solve problems using skills and strategies V. STRATEGIES Students will be involved in cooperative learning and individual study throughout mathematics instruction. Much of the instruction will incorporate problem-based learning, including hands-on activities, manipulatives, projects, and class discussions, as well as other strategies determined by the teacher. ▪ Given a group of individual problem-solving situation, students will use a variety of mathematical perceptions such as seeing patterns, making comparisons, estimating amounts, etc. to deduce a solution. ▪ Given a set of oral or written problems, students will understand the mathematical context, recognize the operative significance of the symbols, and calculate the solutions. ▪ Given manipulatives, games, models, calculators, and other technology, students will solve problems appropriate to the unit or skill being studied. ▪ Differentiated Instruction is a key component to mathematics instruction. See Appendix A (to be developed in summer 2009) for grade specific activities and lessons. VI. EVALUATION Students’ learning will be evaluated regularly in the following manner: ▪ Teacher observation ▪ End of chapter tests ▪ Anecdotal records ▪ Pre and Post Problem Solving Tests ▪ District math assessments: Cumulative Math Assessment (May) VII. REQUIRED RESOURCES Houghton Mifflin Mathematics: Volume One and Two The Problem Solver 2 Activities for Learning Problem Solving Strategies Problem Solver II: Integrating Problem A Solving with your Math Curriculum VIII. SCOPE AND SEQUENCE Chapter One Addition and Subtraction Facts (Seventeen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. Add in any order Count on to add Add double facts Use double facts to add Add ten Algebra Make ten to add Add three numbers Count back to subtract Use addition to subtract Subtract from numbers to 15 Subtract numbers to 20 Write a number sentence Problem solving Subtract to compare Names for numbers Fact families Choose the operation Chapter Two Numbers and Patterns to 100 (Thirteen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. Tens to 100 Tens and ones to 100 Identify place value Regroup tens and ones Different ways to show numbers Too much information Problem solving Even and odd numbers Number patterns Compare two digit numbers Order two digit numbers Round to the nearest ten Find a pattern Problem Solving Chapter Three Data and Graphing (Nine Days) 1. 2. 3. 4. 5. 6. 7. 8. Make a tally Compare data in tables Read a pictograph Use logical thinking Problem Solving Read a bar graph Make a bar graph Range and mode Use a graph Problem Solving Chapter Four Money (Thirteen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. Dimes, nickels, and pennies Quarters, dimes, and nickels Count coins Equal amounts Compare money amounts Use models to act it out Problem solving Half dollars Use money Use coins to show an amount One dollar Make change Multi step problems Problem Solving Chapter Five Adding Two Digit Numbers (Seventeen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. Mental math add tens Add without regrouping Regroup ones Decide when to regroup Add one digit numbers Add two digit numbers Practice regrouping 10-12 Practice regrouping 13-15 Practice Regrouping 16-18 Estimate Sums Guess and Check Problem Solving Different Ways To Add Horizontal Addition Add Money Algebra Readiness Add Three Numbers Use Data From A Picture Problem Solving Chapter Six Subtracting Two-Digit Numbers (Seventeen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. Mental Math: Subtract Tens Subtract Without Regrouping Regroup Tens Decide When To Regroup Subtract One-Digit Numbers Subtract Two-Digit Numbers Use Models To Act It Out Problem Solving Practice Regrouping 10 or 11 Practice Regrouping 12-14 Practice Regrouping 15-18 Estimate Differences Different Ways To Subtract Horizontal Subtraction Add And Subtract Money Algebra Readiness: Check Subtraction Use A Table Problem Solving Chapter Seven Geometry, Fractions, and Probability (Sixteen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. Plane Shapes Sides and Vertices Solid Shapes Congruent Shapes Make New Shapes Symmetry Find a Pattern Problem Solving Unit Fractions More About Fractions Wholes and Parts Comparing Fractions Fractions of a Group Fractional Parts of a Group More Likely or Less Likely Use Data From a Picture Problem Solving Chapter Eight Multiplication and Division (Sixteen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. Count by Twos, Fives, Tens Adding Equal Groups Multiply With 2 Multiply With 5 Algebra Readiness: Multiply in Any Order Multiply With 10 Multiply in Vertical Form Multiply With 1 and 0 Different Ways to Multiply Draw a Picture Problem Solving Share Equally Equal Groups of 2 Equal Groups of 5 Equal Groups With Remainders Choose The Operation Problem Solving Chapter Nine Measurement (Fourteen Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. Nonstandard Units Compare Nonstandard Units Inches and Feet Centimeters and Meters Perimeter Guess and Check Problem Solving Pounds Kilograms Cups, Pints, and Quarts Liters Temperature Measurement and Tools Use Measurement Problem Solving Chapter Ten Time and Calendar (Eleven Days) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. What Is a Minute? Time to the Hour Time to the Half Hour Time to Five Minutes Time to Fifteen Minutes Elapsed Time Use Models to Act It Out Problem Solving Calendar Hours, Days, Weeks, Months Use A Schedule Problem Solving Chapter Eleven Numbers and Patterns to 1,000 (Fourteen Days ) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. Count By 100s Hundreds, Tens, Ones Numbers Through 500 Numbers Through 1,000 Identify Place Value Regroup Tens as Hundreds Make A Table Problem Solving Different Ways to Show Numbers Compare Three-Digit Numbers Before, After, Between Order Three-Digit Numbers Count Dollars and Cents Using Money Problem Solving Chapter Twelve Adding and Subtracting Three-Digit Numbers (Thirteen Days ) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. Mental Math Add Hundreds Algebra Regroup Ones Regroup Tens Mental Math: Subtract Hundreds Regroup Tens Regroup Hundreds Choose the Operation Problem Solving Horizontal Addition and Subtraction Algebra Readiness: Check Subtraction Estimate Sums and Differences Add and subtract Money Guess and Check Problem Solving This is a suggestion for using the Creative Problem Solving book in conjunction with our Math program. One possible way to implement is to have a Problem Solving day during the week, such as a “Friday Problem-Solving Day”. Creative Problem Solving: Chapter One Use logical Reasoning Problems 1, 2, 3 Use logical Reasoning Problems 19, 20, 21 Chapter Two Use or look for a Pattern Problems 22, 23, 24 Use or look for a Pattern Problems 31, 32, 33 Chapter Three Make an Organized List Problems 4, 5, 6 Make an Organized List Problems 16, 17, 18 Chapter Four Act Out or Use Objects Problems 22, 23, 24 Act out or Use Objects Problems 34, 35, 36 Chapter Five Use or Make a Table Problems 7, 8, 9 Use or Make a Table Problems 28, 29, 30 Chapter Six Use or Make a Picture Problems 13, 14, 15 Use or Make a Picture Problems 46, 47, 48 Chapter Seven Guess and Check Problems 19, 20, 21 Chapter Eight Work Backwards Problems 43, 44, 45 Chapter Nine Make It Simpler Problems 49, 50, 51 Chapter Ten Use or Make a Table Problems 37, 38, 39 Chapter Eleven Use or Look for a Pattern Problems 40, 41, 42 Chapter Twelve Brainstorm Problems 52, 53, 54 MADISON PUBLIC SCHOOL DISTRICT Grade 2 Math Enrichment Addendum Below are suggested projects and materials for each unit of study in the second grade textbook. These projects are only suggestions and can be replaced by another project that might better suit a child’s learning style. At the end of this document is a list of other product ideas. Feel free to interchange a project with any of the other product ideas. Chapter One: Addition and Subtraction Facts Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Project: Create a Counting or Story book that includes addition and subtraction. Chapter Two: Numbers and Patterns to 100 Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Chapter Three: Data and Graphing Math Center found a: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Recommended reading: Murphy, Stuart. Lemonade for Sale. 1998. NY: HarperCollins, 1998 (found at CAS) Project: *After reading the story, the children create a graph story in a flipbook. *Solve how much money the children earned for the book and in student created story Chapter Four: Money Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Chapter Five: Two Digit Addition Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Recommended reading: McGrath, Barbara Barbieri. The M&M’s Addition Book. Massachusetts, 2004. (found at TJS) Project: Create a Counting or Story book that includes addition and subtraction. Chapter Six: Two Digit Subtraction Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Recommended reading: McGrath, Barbara Barbieri. The M&M’s Addition Book. Massachusetts, 2004. (found at TJS) Project: Create a Counting or Story book that includes addition and subtraction. Chapter Seven: Geometry, Fractions, and Probability Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Recommended reading: Leedy, Loreen. Fraction Action. NY: Holiday House, 1994. (found at CAS) Pallotta, Jerry. Twizzlers. New York: Scholastic, Inc. 2002. (found at TJS) Murphy, Stuart. Lemonade for Sale. NY: HarperCollins, 1998. (found at CAS and KRS) McGrath, Barbara. More M&M Math. Mass.: Charlesbridge, 1998. (found at KRS) McMillan. Eating Fractions. New York: Scholastics, 1991. (found at TJS) -create a menu Project :*Create picture book showing 1/3,1/4,1/5, and 1/6. Include addition *Create number sentences for addition and subtraction from the book or child created picture book. *After reading the story, the children create a graph story in a flipbook. *Solve how much money the children earned for the book and in student created story *Create fractions and graphing artifact using colored stickers/coloring Chapter Eight: Multiplication and Division Math Center found at : http://www.jmeacham.com/math/math.tubs.htm Black line Masters : http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Recommended reading: Tang, Greg. The Best of Times. NY: Scholastic Press, 2002 (found at KRS) McGrath, Barbara. More M&M Math. Mass.: Charlesbridge, 1998. (found at KRS) Project: *Solve the multiplication facts in the project *Create his or her own multiplication fact project *Create multiplication and division project using colored stickers/coloring Chapter Nine: Measurement Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Chapter Ten: Time and Calendar Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Project: Make a clock and write word problems using the clock. Chapter Eleven: Numbers and Patterns to 1,000 Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Chapter Twelve: Adding and Subtracting Three Digit Numbers Math TV how to problem solving with practice: http://www.mathplayground.com/thinkingblocks.html Math Center found at: http://www.jmeacham.com/math/math.tubs.htm Black line Masters: http://lrt.ednet.ns.ca/PD/BLM/table_of_contents.htm Books in our Schools: Leedy, Loreen. Fraction Action. NY: Holiday House, 1994. (found at CAS) Lewis, J. Patrick. Arithme-tickle. NY: Harcourt Inc. (found at CAS) McGrath, Barbara Barbieri. The M&M’s Addition Book. Massachusetts, 1998. (found at TJS) McGrath, Barbara. More M&M Math. Mass.: Charlesbridge, 2004. (found at KRS) McMillan. Eating Fractions. New York: Scholastics, 1991. (found at TJS) Murphy, Stuart. Lemonade for Sale. 1998. NY: HarperCollins, 1998 (found at CAS) Pallotta, Jerry. Twizzlers. New York: Scholastic, Inc. 2002. (found at TJS) Tang, Greg. The Best of Times. NY: Scholastic Press, 2002 (found at KRS) General materials, resources, and games: Math journal: Children list 10 math facts in addition, subtraction, division, and multiplication with an answer. For example, answer 150 can be 100+50, 30x5, 200-50, 300\2. Problems of the day can be in this math journal. Ten card frame: http://www3.telus.net/public/m.games/WEB/PDF/GG%20PDF/10%20CARD%20FRAME.pdf Fact Families: http://www3.telus.net/public/m.games/WEB/PDF/GSM%20PDF/WORKSHEET.pdf Math Calculator Games: *Wipe Out Enter a given number into the calculator. When told “wipe out” the requested digit using the following rules. You may not clear the calculator and reenter the number without the requested digit. You may not disturb any digit but the one you are asked to “wipe out”. Example: enter 4325. Tell the students to wipe out the 3. Students must enter -300 to remove the 3 leaving the display to read 4025. Ask them next to “wipe out” the 2. Continue until the entire number is gone. Note: Be sure the original number has different digits in each place to begin. *Change the number Tell the students to enter a number into the calculator. Make up three or more instructions of changes they must make to the number using only the + or – keys. Example: Start with 4536. Add two to the digit in the hundreds place. Subtract 3 from the digits in the ones place. Add 2 to the digit in the thousands place. Add 4 to the digit in the tens place. If the student followed all the instructions properly, the calculator should read 6773. *Broken Key Suppose the 7 key on the calculator is broken. This means you cannot directly enter the digit 7 from the keypad. How would you use the calculator to do the following problems? 67+54 or 678+457 or 756-349 or 27x8 *Race to 100 Play in groups of two or three using a pair of dice, a set of base ten material, and a place value mat (a paper divided into hundreds, tens, ones). Taking turns in the group, players roll the dice and obtain from the bank the number of base ten blocks equal to the sum rolled. The blocks are placed on the place value mat. Players must make trades if at any time the number of blocks in any one column is ten or more. The first group to trade for hundreds block wins. Reverse the game for Race for Zero. Start with 5 tens on the mat and use only one die. Players must remove the number rolled trading as needed to obtain ones to remove. The first group to remove all blocks wins. *Skip to 100 Using the calculator have students discover what numbers you can skip count by beginning at zero and reach 100. Us the automatic constant feature of the calculator (0 + skip count number = = = = …) and a 100 chart for the activity. Math Card Games: *Go Fish to 10 Play Go Fish but student must make pairs so they equal to 10, face cards may equal 1 Another version, students can create pairs or upto 3 cards to make 15, 20, or 30. In this case face cards may be worth Jack=11, Queen=12, King-13, Ace=1 or 14, depending on the rules you set. The person with the most sets wins. *Addition or Subtraction with regrouping Turn over 4 cards. For two 2 digit numbers the face card are worth 1. The students need to arrange the 4 cards to create a number sentence with the highest value. The person(s) to have the highest sum earns a point. An example: Jack, 4, 7, Ace. A sample of possible number sentences 41+71=112 or 14+17=31 or 11+74=85 The highest of all possible solutions is 41+71=112 Another possible alternative is face cards are worth Jack=11, Queen=12, King-13, Ace=1 or 14, depending on the rules you set. This creates 3 digit addition with regrouping. *Addition, Subtraction, or Multiplication War Two piles of cards and each student turns over a card and the first to add or multiply correctly keeps the pair the winner with the most cards wins. Product Ideas Spoken Products Debate Advertisement Poems for 2 voices Newscast Mock Trial Simulation Eulogy Auction D.J. 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