简便计算题(要列式)900/25 720x25 4000 /125= = =

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简便计算题(要列式)900/25 720x25 4000 /125= = =
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简便计算题(要列式)900/25 720x25 4000 /125= = =
简便计算题(要列式)
900/25 720x25 4000 /125
= = =

简便计算题(要列式)900/25 720x25 4000 /125= = =
900/25
=9x100/25
=9x4
=36
720x25
=180x4x25
=180x100
=18000
4000 /125
=4x1000/125
=4x8
=32