作业帮7.9×0.64+0.79×3.
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/16 06:24:30
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7.9×0.64+0.79×3.
7.9×0.64+0.79×3.
7.9×0.64+0.79×3.
简便算法：原式=0.79×6.4+0.79×3.6
=0.79×（6.4+3.6）
=0.79×10
=7.9
7.9×0.64+0.79×3.
7.9*0.64+0.79*3.6简算
0.79乘0.64加7.9乘0.24加11.4乘0.079用简便方法计算
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