12.3×0.27+12.3×0.28的简便计算怎么做
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简算如下:
12.3×0.27+12.3×0.28
=12.3×(0.27+0.28)
=12.3×0.55
=(12+0.3)x0.55
=6.6+0.165
=6.765
12.3×0.27+12.3×0.28
=12.3×(0.27+0.28)
=12.3×0.55
=(12+0.3)x0.55
=6.6+0.165
=6.765
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展开全部
12.3×0.27+12.3×0.28
=12.3×(0.27+0.28)
=12.3×0.55
=(12+0.3)x0.55
=6.6+0.165
=6.765
=12.3×(0.27+0.28)
=12.3×0.55
=(12+0.3)x0.55
=6.6+0.165
=6.765
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12.3×0.27+12.3×0.28=12.3 ×(0.27+0.28)=12.3 ×0.55=6.765
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12.3x0.27+12.3x0.28
=12.3x(0.27+0.28)
=12.3x0.55
=6.765
=12.3x(0.27+0.28)
=12.3x0.55
=6.765
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已踩过<
评论
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你对这个回答的评价是?
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