小数简便运算9.6乘88.4减88.4减8.6求简便运算
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小数简便运算
9.6乘88.4减88.4减8.6
求简便运算
9.6乘88.4减88.4减8.6
求简便运算
![小数简便运算9.6乘88.4减88.4减8.6求简便运算](/uploads/image/z/17642591-71-1.jpg?t=%E5%B0%8F%E6%95%B0%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%979.6%E4%B9%9888.4%E5%87%8F88.4%E5%87%8F8.6%E6%B1%82%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
=(9.6-1)*88.4-8.6
=8.6*88.4-8.6
=8.6*(88.4-1)
=8.6*87.4
=751.64
乘法分配律的应用吧
=8.6*88.4-8.6
=8.6*(88.4-1)
=8.6*87.4
=751.64
乘法分配律的应用吧