Properties of Addition Lesson 1-4 Three Properties of Addition 1.Commutative 2.Associative 3.Identity.
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(9 + 8) + 7 = 9 + (8 + 7) The Associative Property of Addition 12 + 0 = 12 The Identity Property of Addition 9 + 7 = 7 + 9 The Commutative Property of.
