45 加法 4 等于多少？

45 + 4 = 49

45加法4 等于 49

竖式演算

45+449

验算

  • 用减法验算：49 − 4 = 45
  • 用减法验算：49 − 45 = 4

相关题目

45 + 3 = 48 45 + 5 = 50 45 + 2 = 47 45 + 6 = 51 45 + 1 = 46 45 + 7 = 52 45 + 8 = 53 45 + 9 = 54 44 + 4 = 48 46 + 4 = 50 47 + 4 = 51 43 + 4 = 47 48 + 4 = 52 42 + 4 = 46 49 + 4 = 53 41 + 4 = 45 1 + 48 = 49 2 + 47 = 49 3 + 46 = 49 4 + 45 = 49 5 + 44 = 49 6 + 43 = 49 12 + 32 = 44 42 + 30 = 72 24 + 4 = 28 2 + 45 = 47 21 + 34 = 55 7 + 41 = 48 85 - 36 = 49 78 - 29 = 49