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题型:填空题 题类:常考题 难易度:普通
分数的加法和减法(复习)7421 10
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4× = × = 8.4× = × =
3.8× = 12× = ×2.5= + =
× × = 72× × =
175%+ = 0.75÷15= 11 -2 + -0.2=
650×20=
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