2 加法 2 等于多少？

2 + 2 = 4

2加法2 等于 4

竖式演算

2+24

验算

  • 用减法验算：4 − 2 = 2
  • 用减法验算：4 − 2 = 2

相关题目

2 + 1 = 3 2 + 3 = 5 2 + 4 = 6 2 + 5 = 7 2 + 6 = 8 2 + 7 = 9 2 + 8 = 10 2 + 9 = 11 1 + 2 = 3 3 + 2 = 5 4 + 2 = 6 5 + 2 = 7 6 + 2 = 8 7 + 2 = 9 8 + 2 = 10 9 + 2 = 11 1 + 3 = 4 3 + 1 = 4 28 + 50 = 78 1 + 13 = 14 52 + 23 = 75 34 + 30 = 64 3 + 13 = 16 67 + 22 = 89 91 - 87 = 4 75 - 71 = 4 88 - 84 = 4 44 - 40 = 4 59 + 69 = 128 31 + 59 = 90