5 加法 2 等于多少？

5 + 2 = 7

5加法2 等于 7

竖式演算

5+27

验算

  • 用减法验算：7 − 2 = 5
  • 用减法验算：7 − 5 = 2

相关题目

5 + 1 = 6 5 + 3 = 8 5 + 4 = 9 5 + 5 = 10 5 + 6 = 11 5 + 7 = 12 5 + 8 = 13 5 + 9 = 14 4 + 2 = 6 6 + 2 = 8 3 + 2 = 5 7 + 2 = 9 2 + 2 = 4 8 + 2 = 10 1 + 2 = 3 9 + 2 = 11 1 + 6 = 7 2 + 5 = 7 3 + 4 = 7 4 + 3 = 7 6 + 1 = 7 12 + 74 = 86 61 + 35 = 96 45 + 34 = 79 56 + 22 = 78 32 + 22 = 54 65 + 10 = 75 86 - 79 = 7 38 - 31 = 7 53 - 46 = 7