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
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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
