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题型:填空题 题类:常考题 难易度:普通
分数四则混合运算(含分数混合运算及运算律)7647
①( + ﹣ )×72
②1.5×[0.02÷(2.1﹣2.09)]
③ ÷[1﹣( + )
④6.5×2.4+6.5×4.6+0.3×65]
⑤(7.8﹣2.4)÷ ×
⑥ ÷[( ﹣ )÷ ]
(12.6+3.24÷3)×0.5
8.5×1.6﹣3.6÷0.75
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