2 .25÷0. 25×4的简便方法?
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答案36,计算过程: 2.25 ÷0.25x4 =2.25x4 ÷1/4 =9x4 =36
咨询记录 · 回答于2022-10-08
2 .25÷0. 25×4的简便方法?
2点 25÷0点 25×4
答案36,计算过程: 2.25 ÷0.25x4 =2.25x4 ÷1/4 =9x4 =36
答案36,计算过程: 2.25 ÷0.25x4 =2.25x4 ÷1/4 =9x4 =36
把小数化成分数,0.25=1/4,就是4分之1,2.25x4=9,9 ÷1/4=9x4=36