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Study Guide for Multiplication Quiz Date: Thursday, December 22, 2016 Know the definitions: Distributive Property Area Associative Property Perimeter Commutative Property Concepts Include: Multiply by Tens 25 x 20 = _____________ 56 x 70 = ________ Estimate Products and identify whether the estimate is greater than or less than the actual 21 x 14 = _____________ Greater or less 56 x 79 = ________ greater or less Multiply by a 2 digit number 37 x 52 = Partial Products/ Area Model Traditional Use your knowledge of multiplying numbers to find the area and perimeter of a square or rectangle. 33 feet 18 feet 5 feet Area – 60 sq.ft. Solve Word Problems (both one step and multistep) o Be able to write an equation with a variable, solve the problem and label your answer. Ms Selnick bought 3 boxes of pencils. Each box had 24 pencils. She also bought 30 holiday pencils and 12 teacher correcting pencils. How many pencils did she buy altogether?