Math Replacement Update January 29, 2015 Topics Covered Use Multiplication/Division Fact Triangles to generate fact families and to practice division facts. Write multiplication and division number sentences. Write multiplication and division number sentences and use extended facts to solve problems. Students use number lines to visualize the relationship between successive places in decimals. They practice identifying places in decimals and the values of the digits in those places. Topics Covered Students measure to find angle sums for triangles, quadrangles, pentagons, and hexagons. They use the pattern in these sums to devise a method for finding the angle sum for any polygon. Find the value of one variable in a formula when the values of other variables are given. Examine how formulas are derived and to evaluate formulas Review polygon attributes and vocabulary. Compare and contrast polygon attributes using angle measurements. Review positive and negative numbers in addition, subtraction, multiplication, and division. Review proper, improper, and mixed numbers in addition, subtraction, multiplication, and division. Review decimals in division. Apply angle measure in problem solving. Create tessellations using more than one polygon shape. Students review basic concepts and notation for decimals for tenths and hundredths. Coming Up Coming Up Coming Up - - - - Week of February 1 - - - - - - - - Week of February 1 - - - - - - - - Week of February 1 - - - - Model whole numbers and decimals through hundredths using base-10 blocks. Compare and order whole numbers and decimals through hundredths. - - - - Week of February 8 - - - Topics Covered Use the partial-quotients algorithm for problems. Use divisibility rules to identify multiples. - - - - Week of February 8 - - - - Use multiplication and division facts to find equivalent fractions and simplify fractions. Apply the concept of a multiple to rename fractions with a common denominator and compare fractions. - - - - Week of February 8 - - - - Make magnitude estimates for Apply concept of GCF and divisibility Estimate sums and differences of quotients. rules to rename percents as decimals; explain the strategies fractions. used. Write and solve number sentences that model division number stories. Multiply a whole number by a Add and subtract decimals to the fraction or a decimal. hundredths place st SCHOLASTIC DYNAMATH / MATH MAGAZINE are DUE Monday, February 1