pptx, 77.17 KB
pptx, 77.17 KB
Students are required to come up with as many sums whose answers is ....In order to make it more difficult don't allow them to use add and subtract or s similar rule. Aligned with Common Core State Standards: 5.NBT.5, 6.EE.1 Expressions and Equations: Apply and extend previous understandings of arithmetic to algebraic expressions; 4.NBT.5, Number and Operations in Base Ten.
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