Question

6.59*7.5-75*0.259简算过程？

Answer 1

6.59×7.5-75×0.259简算过程？
解：
逆用乘法分配律使计算简便：
6.59×7.5-75×0.259
=6.59×7.5-7.5×2.59
=（6.59-2.59）×7.5
=4×7.5
=30

Answer 2

6.59*7.5-75*0.259简算过程？
(6.59-2.59)×7.5
=4×7.5
=30

Answer 3

6.59*7.5-75*0.259
=7.5x(6.59-2.59)
=7.5x4
=30
以上就是简便计算过程。