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Addition Properties

Commutative and Associative Properties

QuestionAnswer
Commutative Property Changing the order of numbers does not change the sum
Associative Property Changing the grouping of numbers does not change the sum
78 + 51 = ? 51 + 78 =
31 + (48 + 189) = ? (31 + 48) + 189=
591 + 43 + 212 = ? 212 + 43 + 591 =
(78 + 326) + 90 = ? 78 + (326 + 90)
a + b = ? b + a =
a + (b + c) = ? (a + b) + c
Identity Property Any number plus zero will have the same value as the original number
351 + 0 = ? 351
a + 0 = ? a
0 + 888 = ? 888
Created by: ma349s
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