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题型:单选题 题类:常考题 难易度:普通
新人教版数学五年级下册6.1同分母分数加、减法课时练习
+ = + = - = 1- =
- = - = + = + =
42×2= 66÷3= 15×4= 80÷8= 5×40=
100÷5= 4×300= 140÷2= 60×9= 202×6≈
640÷8= 320÷4= 16×4= 300÷6= 389×2≈
+ = - = + = - = + =
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