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题型:填空题 题类:常考题 难易度:困难
分数乘加、乘减混合运算(不含带分数) 7638 10
1.25×1.6= 1+2%= + = 4×75%=
4.8× = 80%﹣ = 3.14×62= =
6.3÷20%= = = =
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