用简便方法计算7.356乘27+73.56乘7.3大神们帮帮忙

问题描述:

用简便方法计算7.356乘27+73.56乘7.3大神们帮帮忙

=73.56×2.7+73.56×7.3 =73.56×(2.7+7.3) =73.56×10=735.6