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题型:单选题 题类:常考题 难易度:普通
分数混合运算和应用题(不含带分数)8039
4- = + = ×12= 0× + =
+ = ÷ = ×17= =
÷ = 60×20%= ÷ = × =
÷3= 4.5× = 75%﹣ = + × =
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