2017/2017(2017/2018)十1/2019简便计算
展开全部
2017÷2017又2017/2018+1/2019简便计算
=2017÷[2017x（1+1/2018）]+1/2019
=2017÷2017÷2019/2018+1/2019
=1÷2019/2018+1/2019
=2018/2019+1/2019
=1
=2017÷[2017x（1+1/2018）]+1/2019
=2017÷2017÷2019/2018+1/2019
=1÷2019/2018+1/2019
=2018/2019+1/2019
=1
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展开全部
2017÷ 2017又2017/2018+1/2019
=2017÷[2017×(1+1/2018)]+1/2019
=2017÷2017÷2019/2018+1/2019
=2018/2019+1/2019
=1
-----------------------------------------------------------------------------------------
=2017÷[2017×(1+1/2018)]+1/2019
=2017÷2017÷2019/2018+1/2019
=2018/2019+1/2019
=1
-----------------------------------------------------------------------------------------
已赞过
已踩过<
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