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Math Replacement Update February 12, 2015 Topics Covered Topics Covered Students compare decimals using base-10 blocks. They append zeros to decimals in order to compare them. Then they put sets of decimals in sequential order. Students discuss different methods in which to add and subtract decimals. Students read about deposits and withdrawals in savings accounts and about interest earned. Students practice finding partial quotients by using easy multiples of the divisor. Students review factors and exponents to determine prime factorization of multi-digit numbers. Students practice division facts and extended facts. They use multiples of a given number to rename numbers. Students use friendly number to solve problems with 1-digit divisors. Students review the relationship among base-10 blocks. They name collections of base-10 blocks as fractions and decimals to thousandths. Students model the multiplication and division rules for finding equivalent fractions. They also review how to rename fractions in simplest form. Apply the concept of a multiple to rename fractions with a common denominator and compare, add, or subtract fractions. Multiply and divide proper, improper, and mixed fractions. Convert between fractions, decimals, and percents. Coming Up Coming Up Coming Up - - - - Week of February 16 - - - - - - - - Week of February 16 - - - - - - - - Week of February 16 - - - - Measure objects and distances to the nearest centimeter and millimeter Describe relationships among metric units of length - - - - Week of February 22 - - - Topics Covered Make magnitude estimates for quotients Interpret the remainder in number story solutions - - - - Week of February 22 - - - - Use scale to determine actual size Use extended multiplication facts to convert between metric measurements Unit test Write and solve number sentences that model division number stories Find the value of an algebraic expression Unit test - - - - Week of February 22 - - - TRIMESTER II ENDS Friday, February 26 Use a unit percent to calculate the percent of a number Prepare and teach a pre-algebra lesson th Interpret data displayed as percents and draw conclusions about changes reflected in data Prepare and teach a pre-algebra lesson Unit test SCHOLASTIC DYNAMATH / MATH MAGAZINE are DUE Tuesday, March 1 st