tiannaclay5 tiannaclay5

11-12-2017
Mathematics

contestada

Which expression shows you how you can use mental math to simplify the expression 9x15x2 most easily?
A. (15x9)x2
B. (9x15)x2
C. 2x(9x15)
D. 9x(15x2)

Respuesta :

khay130 khay130

11-12-2017

c because mulitiplying 9 would be a bigger number and 2 would be smaller

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