270*3.8+2.7*650+73*96+0.73*700简便计算
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270*3.8+2.7*650+73*96+0.73*700简便计算
![270*3.8+2.7*650+73*96+0.73*700简便计算](/uploads/image/z/18048717-45-7.jpg?t=270%2A3.8%2B2.7%2A650%2B73%2A96%2B0.73%2A700%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97)
270*3.8+2.7*650+73*96+0.73*700
=27*38+27*65+73*96+73*7
=27*(38+65)+73*(96+7)
=27*103+73*103
=(27+73)*103
=100*103
=10300
=27*38+27*65+73*96+73*7
=27*(38+65)+73*(96+7)
=27*103+73*103
=(27+73)*103
=100*103
=10300