
136乘以17减去135乘以5减去135乘以2的简便算法
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136X17-135X5-135X2
=(135+1)X17-135X5-135X2
=135X17+17-135X5-135X2
=135(17-5-2)+17
=135X10+17
=1350+17
=1367
=(135+1)X17-135X5-135X2
=135X17+17-135X5-135X2
=135(17-5-2)+17
=135X10+17
=1350+17
=1367
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