The commutative property of addition tells us that if "a" and "b" are numbers, then the value of the sum a + b is the same as the value of the sum b + a. A concrete
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The commutative property states that changing the order of factors
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This commutative property states that the sum of 2 numbers is the same no matter the order.
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1. Erase everything on the black or whiteboard. Give the students paper and writing instruments so they can do the math problems along with you. 2. Write "a + b = b + a"
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