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数学
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1.一个最简真分数加上一个分数单位是“1”,如果减去一个分数单位就是八分之七,这个最简真分数是( )
2.午饭时,小华倒了一杯饮料,喝了三分之一杯,然后加满,又喝了二分之一杯,再加满,最后全部喝完?小华喝了几杯饮料?
人气:387 ℃ 时间:2020-03-26 20:39:20
解答
1. 15/16
2. 1+1/2+1/3=11/6杯
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