一年级两位数加减法口算练习题(七十九)
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2018-10-25 17:53:32
一年级两位数加减法口算练习题(七十九)
| 98-35= | 43-30= | 24+48= | 20+76= | 88-63= |
| 70-17= | 90-74= | 77-28= | 27-23= | 67-15= |
| 98-90= | 14+83= | 91-64= | 97-84= | 63-20= |
| 82-23= | 79-30= | 44-13= | 10+42= | 95-17= |
