4.27乘0.74加42.7乘0.026简便

looker19832022-10-04 11:39:545条回答

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共5条回复
biao8 共回答了13个问题 | 采纳率76.9%
4.27乘0.74加42.7乘0.026
=4.27乘0.74加4.27乘0.26
=4.27乘(0.74加0.26)
=4.27乘1
=4.27
1年前
沟边看海 共回答了1298个问题 | 采纳率
4.27x0.74+42.7x0.026
=4.27x0.74+4.27x0.26
=4.27x(0.74+0.26)
=4.27x1
=4.27
1年前
jojonew 共回答了7962个问题 | 采纳率
4.27乘0.74加42.7乘0.026
=4.27乘0.74加4.27乘0.26
=4.27×(0.74+0.26)
=4.27
1年前
maplebridge 共回答了9个问题 | 采纳率
4.27*0.74+42.7*0.026=4.27*0.74+(4.27*10)*0.026
=4.27*0.74+4.27*(10*0.026)
=4.27*0.74+4.27*0.26
=4.27*(0.74+0.26)
=4.27
乘法结合律和分配率
1年前
野马牧场 共回答了1103个问题 | 采纳率
4.27×0.74+42.7×0.026
=4.27×0.74+4.27×0.26
=4.27×﹙0.74+0.26﹚
=4.27×1
=4.27
1年前

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