25 减法 4 等于多少？

25 - 4 = 21

25减法4 等于 21

竖式演算

25-421

验算

  • 用加法验算：21 + 4 = 25

相关题目

25 - 3 = 22 25 - 5 = 20 25 - 2 = 23 25 - 6 = 19 25 - 1 = 24 25 - 7 = 18 25 - 8 = 17 25 - 9 = 16 24 - 4 = 20 26 - 4 = 22 23 - 4 = 19 27 - 4 = 23 22 - 4 = 18 28 - 4 = 24 29 - 4 = 25 21 - 4 = 17 22 - 1 = 21 23 - 2 = 21 24 - 3 = 21 26 - 5 = 21 27 - 6 = 21 28 - 7 = 21 17 - 2 = 15 55 - 4 = 51 9 - 3 = 6 87 - 27 = 60 13 - 1 = 12 59 - 52 = 7 4 + 17 = 21 14 + 7 = 21