列竖式计算,带☆的要验算.☆610-334=☆355+247=1936-236-348=827-(398+111)
列竖式计算,带☆的要验算.☆610-334=☆355+247=1936-236-348=827-(398+111)=...
列竖式计算,带☆的要验算.☆610-334=☆355+247=1936-236-348=827-(398+111)=
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(1)610-334=276,
验算:
(2)355+247=602,
验算:
(3)1936-236-348=1352,
(4)827-(398+111)=318.
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验算:
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(2)355+247=602,
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验算:
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(3)1936-236-348=1352,
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(4)827-(398+111)=318.
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