Virginia Mathematics Checkpoint Assessment MATHEMATICS 5.18 Strand: Patterns, Functions, and Algebra Standards of Learning Blueprint Summary Reporting Category Number & Number Sense Computation & Estimation Measurement & Geometry Grade 5 SOL 5.1, 5.2(a-b), 5.3(a-b) 5.4, 5.5(a-b), 5.6, 5.7 5.8(a-e), 5.9, 5.10, 5.11, 5.12(a-b), 5.13(a-b) 5.14, 5.15, 5.16(b-d), 5.17, 5.18(a-d), 5.19 5.16(a) Probability, Statistics, Patterns, Functions, & Algebra Excluded from Testing Number of Operational Items Number of Field-Test Items Total Number of Items on Test Number of Items 7 13 12 18 50 10 60 Virginia Mathematics SOL Test Cut Scores Failing Scores Test Math 3 Math 4 Math 5 Math 6 Math 7 Math 8 Algebra I Geometry Algebra II Basic # correct % correct 16 of 40 17 of 50 18 of 50 16 of 50 17 of 50 17 of 50 n/a n/a n/a 40% 34% 36% 32% 34% 34% n/a n/a n/a Passing Scores Proficient Minimum Minimum # correct % correct 26 of 40 65% 31 of 50 62% 31 of 50 62% 28 of 50 56% 31 of 50 62% 31 of 50 62% 25 of 50 50% 25 of 50 50% 27 of 50 54% Mathematics Checkpoint 5.18 Advanced Minimum Minimum # correct % correct 36 of 40 90% 45 of 50 90% 45 of 50 90% 45 of 50 90% 45 of 50 90% 46 of 50 92% 45 of 50 90% 44 of 50 88% 43 of 50 86% Page 1 Checkpoint Items 1. Directions: Circle the box you want to select. Read each statement below. Which best identifies the concept of a variable? A variable is a number. A variable is an equal sign. A variable is an expression. A variable is an unknown number or object. Mathematics Checkpoint 5.18 Page 2 2. Directions: Answer the questions regarding the sentence below. Write your answers in the series of boxes. You must provide an answer in each box. Six crates full of boxes of popcorn, 𝒑, equals 96 bags of popcorn. What operation is used? What variable is used? What are the known numbers? Write the open sentence: Mathematics Checkpoint 5.18 Page 3 3. Directions: Answer the questions regarding the sentence below. Write your answers in the series of boxes. You must provide an answer in each box. A pack of gum, 𝒈, minus 6 pieces equals 12 pieces of gum. What operation is used? What variable is used? What are the known numbers? Write the open sentence: Mathematics Checkpoint 5.18 Page 4 4. Directions: Circle the box you want to select. You must select all correct answers. Look carefully at each box. Select those that are an open sentence. 𝑏 5 3 − 𝑥 4𝑥 = 16 18 + 𝑦 = 24 65 – 𝑥 = 48 Mathematics Checkpoint 5.18 Page 5 5. Directions: Draw your answers in the box on each side of the balance scale. You may use each weight more than once. Study the linear equation below. Then using the weights shown in the shaded box, draw the weights into the boxes on the balance scale to model the equation. 𝟓 + 𝒘 = 𝟏𝟓 Weights Mathematics Checkpoint 5.18 Page 6 6. Directions: Draw the symbols on the equation mat to represent the linear equation. You may use each symbol more than once. Study the linear equation below. Model the equation shown. 𝟔𝒔 = 𝟑𝟎 Equation Mat = Symbols and Key: =𝒔 = 10 Mathematics Checkpoint 5.18 Page 7 7. Directions: Draw an arrow from the word problem on the left to the matching open sentence on the right. You must draw one arrow to and from each box. Match the word problem on the left to the correct open sentence on the right. The recipe calls for 1 bag plus 10 more pretzels for a total of 60 pretzels. A pack of pencils plus 5 extra equals 60 pencils. 3𝑥 = 60 𝑟 + 10 = 60 𝑝 + 5 = 60 Three full bags of marshmallows equals 60 marshmallows. Mathematics Checkpoint 5.18 Page 8 8. Directions: Write your answer in the box. Create an open sentence based on the word problem below. There were 25 homework problems, 𝒉, when I started my math homework. Now, there are only 16 left to finish. Mathematics Checkpoint 5.18 Page 9 Checkpoint Solutions SOL 5.18 The student will a) investigate and describe the concept of variable; b) write an open sentence to represent a given mathematical relationship, using a variable; c) model one-step linear equations in one variable, using addition and subtraction; and d) create a problem situation based on a given open sentence, using a single variable. Essential Knowledge and Skills a. Describe the concept of a variable (presented as boxes, letters, or other symbols) as a representation of an unknown quantity b. Write an open sentence with addition, subtraction, multiplication, or division, using a variable to represent a missing number c. Model one-step linear equations using a variety of concrete materials such as colored chips on an equation mat or weights on a balance scale d. Create and write a word problem to match a given open sentence with a single variable and one operation Item Answer/Solution 1 A variable is an unknown number or object 2 3 4 5 6 multiplication 𝑝 6 and 96 6𝑝 = 96 subtraction 𝑔 12 and 6 𝑔 – 6 = 12 SOL/EKS Code Essential Knowledge and Skills 5.18bb Describe the concept of a variable (presented as boxes, letters, or other symbols) as a representation of an unknown quantity Write an open sentence with addition, subtraction, multiplication, or division, using a variable to represent a missing number 5.18bb Write an open sentence with addition, subtraction, multiplication, or division, using a variable to represent a missing number 5.18aa 5.18bb 5.18cc 5.18cc Write an open sentence with addition, subtraction, multiplication, or division, using a variable to represent a missing number Model one-step linear equations using a variety of concrete materials such as colored chips on an equation mat or weights on a balance scale Model one-step linear equations using a variety of concrete materials such as colored chips on an equation mat or weights on a balance scale Mathematics Checkpoint 5.18 Page 10 Create and write a word problem to match a given open sentence with a single variable and one operation 7 8 5.18cd 25 – ℎ = 16 5.18cd Create and write a word problem to match a given open sentence with a single variable and one operation Mathematics Checkpoint 5.18 Page 11