一年级两位数加减法口算练习题(十七)
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2018-09-20 13:55:29
一年级两位数加减法口算练习题(十七)
| 91-65= | 97-64= | 18+80= | 24+25= | 94-70= |
| 78-45= | 10+29= | 88-37= | 89-12= | 88-58= |
| 49-11= | 18+79= | 83-69= | 79-74= | 29+50= |
| 18+71= | 98-45= | 80-66= | 87-71= | 42-24= |
