4.4乘以9.9用简便方法怎么算呢?小学五年级的题,谢谢
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展开全部
4.4×9.9
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56 祝你学习进步,如有帮助请采纳!
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56 祝你学习进步,如有帮助请采纳!
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展开全部
4.4×9.9
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56
已赞过
已踩过<
评论
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你对这个回答的评价是?
展开全部
4.4×9.9
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
4.4×9.9
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56
=4.4×(10-0.1)
=4.4×10-4.4×0.1
=44-0.44
=43.56
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
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