如题所述
简便计算
93x79+ 7x79
=(93+7)x79
=100x79
=79 00
93x79+ 7x79
=(93+7)x79
=100x79
=79 00
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第1个回答 2020-09-16
93x79+7x79
=(93+7)x79
=100x79
=7900
=(93+7)x79
=100x79
=7900