试题 试卷
题型：填空题 题类：常考题 难易度：容易
异分母分数加、减法(不含带分数) 6939
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25×8= 12.56÷6.28= 3.14×5 = 3.14×40=
3.14×100% = 75÷10%= 75×10%= 2.5×0.4=
12.56÷3.14= ×5= - = 3- =
试题篮
×5= 
- 
= 3- 
=
