31 加法 14 等于多少？
31 + 14 = 45
31加法14 等于 45
竖式演算
验算
- 用减法验算：45 − 14 = 31
- 用减法验算：45 − 31 = 14
相关题目
31 + 13 = 44
31 + 15 = 46
31 + 12 = 43
31 + 16 = 47
31 + 11 = 42
31 + 17 = 48
31 + 10 = 41
31 + 18 = 49
30 + 14 = 44
32 + 14 = 46
29 + 14 = 43
33 + 14 = 47
28 + 14 = 42
34 + 14 = 48
35 + 14 = 49
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1 + 44 = 45
2 + 43 = 45
3 + 42 = 45
4 + 41 = 45
5 + 40 = 45
6 + 39 = 45
40 + 17 = 57
42 + 51 = 93
16 + 3 = 19
26 + 23 = 49
65 + 30 = 95
70 + 12 = 82
99 - 54 = 45
73 - 28 = 45