4 加法 5 等于多少？

4 + 5 = 9

4加法5 等于 9

竖式演算

4+59

验算

  • 用减法验算：9 − 5 = 4
  • 用减法验算：9 − 4 = 5

相关题目

4 + 4 = 8 4 + 6 = 10 4 + 3 = 7 4 + 7 = 11 4 + 2 = 6 4 + 8 = 12 4 + 1 = 5 4 + 9 = 13 3 + 5 = 8 5 + 5 = 10 2 + 5 = 7 6 + 5 = 11 1 + 5 = 6 7 + 5 = 12 8 + 5 = 13 9 + 5 = 14 1 + 8 = 9 2 + 7 = 9 3 + 6 = 9 5 + 4 = 9 6 + 3 = 9 7 + 2 = 9 40 + 33 = 73 12 + 6 = 18 59 + 30 = 89 83 + 2 = 85 60 + 15 = 75 4 + 64 = 68 21 - 12 = 9 70 - 61 = 9