如题所述
125x28x40x25简便计算
=(125×8)x25x(5×28)
=1000x25x140
=25000x140
=3500000
=(125×8)x25x(5×28)
=1000x25x140
=25000x140
=3500000
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第1个回答 2015-04-28
125×28x40x25
=125x8x5x25x4x7
=1000x5x100x7
=35x100000
=3500000
求采纳~
=125x8x5x25x4x7
=1000x5x100x7
=35x100000
=3500000
求采纳~