把算式写完整．327+915=327+________+________+________=________+________+________=________+_

发布时间：2020-08-10 05:15:36

把算式写完整．
327+915
=327+________+________+________
=________+________+________
=________+________
=________
705-398
=705-________+________
=________+________
=________．

网友回答

900    10    5    1227    10    5    1237    5    1242    400    2    305    2    307
解析分析：根据整数加减法的运算性质进行解答即可．

解答：327+915
=327+900+10+5
=1227+10+5
=1237+5
=1242
705-398
=705-400+2
=305+2
=307．
故
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