hannahelaine99 hannahelaine99

02-11-2016
Mathematics

contestada

Apply the commutative property to 13 x 7 x 21 to rearrange the terms and still get the same solution.
A. 13 + 7 + 21
B. (13 x 7) x 21
C. 12 x (7 x 21)
D. 21 x 7 x 13

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Аноним Аноним

02-11-2016

answer is D. 21 x 7 x 13

commutative property: changing order of the numbers

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Аноним Аноним

02-11-2016

21+13+7
7+21+13
I think that's what u mean !

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