25×125×40×84的简便方法计算是什么?

2024-11-15 19:45:38
推荐回答(1个)
回答1:

25×125×40×84
=25×125×40×(80+4)
=25×125×40×80+25×125×40×4
=25x40x125x80+25x4x125x40
=1000x10000+100x5000
=10000000+500000
=10500000