2 加法 11 等于多少？

2 + 11 = 13

2加法11 等于 13

竖式演算

2+1113

验算

  • 用减法验算：13 − 11 = 2
  • 用减法验算：13 − 2 = 11

相关题目

2 + 10 = 12 2 + 12 = 14 2 + 13 = 15 2 + 9 = 11 2 + 14 = 16 2 + 8 = 10 2 + 15 = 17 2 + 7 = 9 1 + 11 = 12 3 + 11 = 14 4 + 11 = 15 5 + 11 = 16 6 + 11 = 17 7 + 11 = 18 8 + 11 = 19 9 + 11 = 20 1 + 12 = 13 3 + 10 = 13 4 + 9 = 13 5 + 8 = 13 6 + 7 = 13 7 + 6 = 13 80 + 13 = 93 72 + 10 = 82 36 + 31 = 67 15 + 32 = 47 2 + 95 = 97 34 + 52 = 86 34 - 21 = 13 56 - 43 = 13