数学题-实际比计划增加25%
- 时间:2020-05-13 15:05:48
- 分类:数学世界
- 阅读:80 次
数学题:公司计划投入36.4万元去购买一些仪器,实际比计划增加25%。公司实际投入多少万元?
数学题解答:“实际比计划增加25%”这句话的完整理解应是“实际比计划增加了计划的25%”。所以可以像下面这样列式解答:
36.4 + 36.4 × 25%=36.4+9.1=45.5(万元)
还可以这样列式解答:36.4 × (1+25%)=45.5(万元)
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