11 加法 4 等于多少?
11 + 4 = 15
11加法4 等于 15
竖式演算
验算
- 用减法验算:15 − 4 = 11
- 用减法验算:15 − 11 = 4
相关题目
11 + 3 = 14
11 + 5 = 16
11 + 2 = 13
11 + 6 = 17
11 + 1 = 12
11 + 7 = 18
11 + 8 = 19
11 + 9 = 20
10 + 4 = 14
12 + 4 = 16
13 + 4 = 17
9 + 4 = 13
14 + 4 = 18
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7 + 4 = 11
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2 + 13 = 15
3 + 12 = 15
4 + 11 = 15
5 + 10 = 15
6 + 9 = 15
84 + 5 = 89
66 + 3 = 69
100 + 69 = 169
23 + 43 = 66
10 + 80 = 90
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92 - 77 = 15
56 - 41 = 15