13.5*4.28-.35*3.28简便计算13.5*4.28-13.5*3.28

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13.5*4.28-.35*3.28简便计算13.5*4.28-13.5*3.28
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13.5*4.28-.35*3.28简便计算13.5*4.28-13.5*3.28
13.5*4.28-.35*3.28简便计算
13.5*4.28-13.5*3.28

13.5*4.28-.35*3.28简便计算13.5*4.28-13.5*3.28
13.5*4.28-13.5*3.28
=13.5*(4.28-3.28)
=13.5*1
=13.5

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13.5*4.28-13.5*3.28
=13.5*(4.28-3.28)
=13.5

13.5*4.28-13.5*3.28
=13.5*(4.28-3.28)
=13.5*1
=13.5