试题 试卷
题型:单选题 题类:常考题 难易度:普通
小学数学分数的简便计算
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 ÷[( ﹣ )÷ ]
① ×100-
② ÷ ×
③2019×
④ ÷7+ ×
⑤ × ÷( - )
⑥( + )×13×29
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