42 减法 12 等于多少？

42 - 12 = 30

42减法12 等于 30

竖式演算

42-1230

验算

  • 用加法验算：30 + 12 = 42

相关题目

42 - 11 = 31 42 - 13 = 29 42 - 10 = 32 42 - 14 = 28 42 - 15 = 27 42 - 9 = 33 42 - 16 = 26 42 - 8 = 34 41 - 12 = 29 43 - 12 = 31 40 - 12 = 28 44 - 12 = 32 39 - 12 = 27 45 - 12 = 33 46 - 12 = 34 38 - 12 = 26 31 - 1 = 30 32 - 2 = 30 33 - 3 = 30 34 - 4 = 30 35 - 5 = 30 36 - 6 = 30 89 - 40 = 49 67 - 35 = 32 58 - 42 = 16 19 - 1 = 18 96 - 81 = 15 93 - 32 = 61 20 + 10 = 30 5 + 25 = 30