MATH 7 NAME _______________________________________ Unit 5 1. Demonstrate an understanding of adding and subtracting positive fractions and mixed numbers, with like and unlike denominators, concretely, pictorially and symbolically . A Model addition of positive fractions, using concrete representations, and record symbolically B Determine the sum of two given positive fractions with like denominators. C Determine a common denominator for a given set of positive fractions. D Simplify a given positive fraction by identifying the common factor between the numerator and denominator. E Model addition of positive fractions with unlike denominators, using concrete representations, and record symbolically. F Determine the sum of two given positive fractions with unlike denominators. G Model subtraction of positive fractions, using concrete representations, and record symbolically H Determine the difference of two given positive fractions with like denominators. I Determine the difference of two given positive fractions with unlike denominators. J Model addition and subtraction of mixed numbers with like denominators, using concrete representations, and record symbolically K Determine the sum or difference of two mixed numbers with like denominators L Model addition and subtraction of mixed numbers with unlike denominators, using concrete representations, and record symbolically M Determine the sum and difference of two mixed numbers with unlike denominators. N Simplify the solution to a given problem involving the sum or difference of two positive fractions or mixed numbers O Solve a given problem involving the addition or subtraction of positive fractions or mixed numbers, and determine if the solution is reasonable. Name: ________________________________________________________ Read and study the introduction to each section of the chapter. As you complete a question cross it off. This will give you a quick overview of what you have completed. Section Page(s) Assigned work Page Questions 5.1 178 - 180 179 1, 2, 3, 4, 5 5.2 181-185 183 1, 2, 4, 5 5.3 186 -189 188 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 Mid Rev 190 190 1, 2, 3, 4, 6, 7, 8 5.4 191-194 193 1, 2, 3, 5, 6, 8, 9, 10, 11 5.5 195-198 197 1, 2, 3, 4, 5, 6, 7, Worksheet Edhelper - 4 pages All 5.6 199-203 202 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12 5.7 204-208 207 1, 2, 4, 5, 6, 7, 8, 9, 11 Unit Rev 212-214 213 ALL --- STUDY PRACTICE Pract Test 215 215 ALL --- STUDY PRACTICE Teacher Notes 5.1 -- intro with pattern blocks and fraction circles 5.2 -- limit work on fraction strips -- discuss related and unrelated denominators in # 4, 5 5.3 -- find common denominator --- multiply two denominators --- LCD ( not required to be shown ) --- through discussion of multiples --- choice of model in # 3 5.4 --- discuss all models with emphasis on teachers choice 5.6/ 5.7 -- Give notes -- No pattern blocks
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