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题型:填空题 题类:常考题 难易度:普通
分数乘加、乘减混合运算(不含带分数)7626
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①45÷(1- )
②15.3× +2.7÷
③ ÷(4- - )
④8.2- ×7-5÷12
⑤24× - ×4
⑥ ÷[(0.8- )÷ ]
①; ②
③; ④
⑤
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