15 加法 25 等于多少？

15 + 25 = 40

15加法25 等于 40

竖式演算

115+2540

验算

  • 用减法验算：40 − 25 = 15
  • 用减法验算：40 − 15 = 25

相关题目

15 + 24 = 39 15 + 26 = 41 15 + 23 = 38 15 + 27 = 42 15 + 22 = 37 15 + 28 = 43 15 + 29 = 44 15 + 21 = 36 14 + 25 = 39 16 + 25 = 41 13 + 25 = 38 17 + 25 = 42 12 + 25 = 37 18 + 25 = 43 11 + 25 = 36 19 + 25 = 44 1 + 39 = 40 2 + 38 = 40 3 + 37 = 40 4 + 36 = 40 5 + 35 = 40 6 + 34 = 40 44 + 62 = 106 71 + 70 = 141 62 + 96 = 158 48 + 12 = 60 70 + 56 = 126 39 + 2 = 41 96 - 56 = 40 57 - 17 = 40