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题型:单选题 题类:常考题 难易度:容易
分数乘整数(不含带分数) 7066 10
{#blank#}1{#/blank#}={#blank#}2{#/blank#}
24× = ÷2= × = 24× =
1÷25%= = 1﹣ ÷ = ×5÷ ×5=
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