如题所述
用乘法分配律简算
原式=7.32×0.25+2.68×0.25
=0.25×(7.32+2.68)
=0.25×10
=2.5
原式=7.32×0.25+2.68×0.25
=0.25×(7.32+2.68)
=0.25×10
=2.5
温馨提示:答案为网友推荐,仅供参考
第1个回答 2020-04-01
7.32×0.25+2.68÷4
=7.32×0.25+2.68×0.25
=(7.32+2.68)×0.25
=10×0.25
=2.5本回答被网友采纳
=7.32×0.25+2.68×0.25
=(7.32+2.68)×0.25
=10×0.25
=2.5本回答被网友采纳