8 加法 4 等于多少？

8 + 4 = 12

8加法4 等于 12

竖式演算

18+412

验算

  • 用减法验算：12 − 4 = 8
  • 用减法验算：12 − 8 = 4

相关题目

8 + 3 = 11 8 + 5 = 13 8 + 2 = 10 8 + 6 = 14 8 + 1 = 9 8 + 7 = 15 8 + 8 = 16 8 + 9 = 17 7 + 4 = 11 9 + 4 = 13 6 + 4 = 10 10 + 4 = 14 11 + 4 = 15 5 + 4 = 9 12 + 4 = 16 4 + 4 = 8 1 + 11 = 12 2 + 10 = 12 3 + 9 = 12 4 + 8 = 12 5 + 7 = 12 6 + 6 = 12 96 + 33 = 129 78 + 61 = 139 89 + 50 = 139 48 + 38 = 86 93 + 85 = 178 86 + 91 = 177 1 × 12 = 12 50 - 38 = 12