25X37X472X125简便计算?

如题所述

第1个回答  2022-09-18
25X37X472X125
=25x37x4x118x125
=(25x4)x37x(110+8)x125
=100x37x110x125+100x37x8x125
=3700x4070+3700x1000
=3700x(4070+10000)
=3700x5070
=18759000。
第2个回答  2022-09-18
原式等于25×472×125×37
=25×4×(118×125)×37
=100×14750×37
=54575000