5 加法 7 等于多少？

5 + 7 = 12

5加法7 等于 12

竖式演算

15+712

验算

  • 用减法验算：12 − 7 = 5
  • 用减法验算：12 − 5 = 7

相关题目

5 + 6 = 11 5 + 8 = 13 5 + 5 = 10 5 + 9 = 14 5 + 4 = 9 5 + 10 = 15 5 + 11 = 16 5 + 3 = 8 4 + 7 = 11 6 + 7 = 13 3 + 7 = 10 7 + 7 = 14 2 + 7 = 9 8 + 7 = 15 1 + 7 = 8 9 + 7 = 16 1 + 11 = 12 2 + 10 = 12 3 + 9 = 12 4 + 8 = 12 6 + 6 = 12 7 + 5 = 12 5 + 89 = 94 79 + 70 = 149 48 + 36 = 84 26 + 49 = 75 55 + 72 = 127 85 + 94 = 179 4 × 3 = 12 77 - 65 = 12