0.89*1.5+0.89*7.5的简便方法?
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简便计算详细过程如下:
=0.89×(1.5+7.5)
=0.89×9
=0.89×(10-1)
=0.89×10-0.89
=8.9-0.89
=8+0.9-0.89
=8+0.01
=8.01
=0.89×(1.5+7.5)
=0.89×9
=0.89×(10-1)
=0.89×10-0.89
=8.9-0.89
=8+0.9-0.89
=8+0.01
=8.01
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=0.89*(1.5+7.5)
=0.89*9
=8.01
=0.89*9
=8.01
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0.89×(1.5+7.5)
=0.89×9
=8.01
=0.89×9
=8.01
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0.89×1.5+0.89×7.5
=0.89×(1.5+7.5)
=0.89×9
=8.01
=0.89×(1.5+7.5)
=0.89×9
=8.01
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评论
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你对这个回答的评价是?
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0.89×1.5+0.89×7.5的简便方法?解题如下:
0.89×1.5+0.89×7.5
=0.89×(1.5+7.5)
=0.89×9
=0.89×(10-1)
=0.89×10-0.89×1
=8.9-0.89
=8.01
0.89×1.5+0.89×7.5
=0.89×(1.5+7.5)
=0.89×9
=0.89×(10-1)
=0.89×10-0.89×1
=8.9-0.89
=8.01
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评论
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