18x25x30x4简便方法?

2025-04-22 08:01:00
推荐回答(3个)
回答1:

简便算法如下:
18x25x30x4
=(18x30)x(25x4)
=540x100
=54000

回答2:

18x25x30x4
=(18x30)x(25x4)
=540x100
=54000

回答3:

原式=25*4*(18*30)
=100*540
=54000