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题型:单选题 题类:常考题 难易度:普通
分数除以整数(不含带分数)7277
× {#blank#}1{#/blank#} × ÷ {#blank#}2{#/blank#}
27× {#blank#}3{#/blank#}27÷ ÷ {#blank#}4{#/blank#} ×
÷3= ×15= 2- = 1+2%= ×99+99× =
÷ = 5÷ = ×75%= ×4× = + × =
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