328+26-14+56怎么简便运算
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328+26-14+56怎么简便运算
328+26-14+56怎么简便运算
328+26-14+56怎么简便运算
328+26-14+56
=328+(26-14)+56
=328+12+56
=340+56
=396
=328-14+26+56
=314+26+56
=340+56
=396
328+26-14+56怎么简便运算
328+26-14+56怎么简便运算
328+26-14+56怎么简便运算
328+26-14+56
=328+(26-14)+56
=328+12+56
=340+56
=396
=328-14+26+56
=314+26+56
=340+56
=396