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题型:单选题 题类: 难易度:容易
【小白鸥-情境卷】北师大版六上数学第二单元分数混合运算 知识点专项2分数混合运算的实际问题
× = × ÷ × = ÷ =
8÷ = × = ×16=
( + )×72= × ÷ = 12÷ = ÷ =
12÷ = ×3= ( + )×9 ÷ = ×0=
+ = 7÷ = ﹣ × = × = ﹣0.2=
(提示:(a、b是非零自然数))
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