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Addition Properties - Super Teacher Worksheets

Addition Properties Commutative Property of Addition You can add numbers in any order. example: 9 + 6 + 1 = 16 1 + 6 + 9 = 16 Associative Property of Addition You can group addends different ways, and the sum will not change. Addends are grouped with parenthesis. (You add the part in parenthesis first.) example: (3 + 2) + 6 = 11 3 + (2 + 6 ...