0.89×9.9的简便运算?
3个回答
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简便计算过程如下
0.89×9.9
=0.89×(10-0.1)
=0.89×10-0.89×0.1
=8.9-0.089
=8.811
望采纳
0.89×9.9
=0.89×(10-0.1)
=0.89×10-0.89×0.1
=8.9-0.089
=8.811
望采纳
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展开全部
0.89×9.9
=0.89×(10-0.1)
=0.89×10-0.89×0.1
=8.9-0.089
=8.811
=0.89×(10-0.1)
=0.89×10-0.89×0.1
=8.9-0.089
=8.811
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
0.89×9.9
=0.89×(10-0.1)
=0.89×10-0.89×0.1
=8.9-0.089
=8.811
=0.89×(10-0.1)
=0.89×10-0.89×0.1
=8.9-0.089
=8.811
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
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