3 加法 8 等于多少？

3 + 8 = 11

3加法8 等于 11

竖式演算

13+811

验算

  • 用减法验算：11 − 8 = 3
  • 用减法验算：11 − 3 = 8

相关题目

3 + 7 = 10 3 + 9 = 12 3 + 6 = 9 3 + 10 = 13 3 + 11 = 14 3 + 5 = 8 3 + 12 = 15 3 + 4 = 7 2 + 8 = 10 4 + 8 = 12 1 + 8 = 9 5 + 8 = 13 6 + 8 = 14 7 + 8 = 15 8 + 8 = 16 9 + 8 = 17 1 + 10 = 11 2 + 9 = 11 4 + 7 = 11 5 + 6 = 11 6 + 5 = 11 7 + 4 = 11 19 + 13 = 32 48 + 46 = 94 95 + 41 = 136 41 + 73 = 114 68 + 70 = 138 97 + 51 = 148 20 - 9 = 11 19 - 8 = 11