学校买矿泉水24元一箱
- 时间:2020-05-29 14:21:57
- 分类:数学世界
- 阅读:115 次
学校买矿泉水,24元一箱,买5箱赠1箱,要买24箱,一共要用多少钱?
数学题解答:买5箱送一箱,那就是6箱了:5+1=6(箱)。24箱里总共有几个6箱?24÷6=4(个),所以5箱5箱地买,买4次就可以了。
需要付的钱是:24×5×4=480(元)答:一共要用480元。
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