40 减法 10 等于多少？

40 - 10 = 30

40减法10 等于 30

竖式演算

40-1030

验算

  • 用加法验算：30 + 10 = 40

相关题目

40 - 11 = 29 40 - 9 = 31 40 - 12 = 28 40 - 8 = 32 40 - 13 = 27 40 - 7 = 33 40 - 14 = 26 40 - 6 = 34 39 - 10 = 29 41 - 10 = 31 38 - 10 = 28 42 - 10 = 32 37 - 10 = 27 43 - 10 = 33 44 - 10 = 34 36 - 10 = 26 31 - 1 = 30 32 - 2 = 30 33 - 3 = 30 34 - 4 = 30 35 - 5 = 30 36 - 6 = 30 89 - 79 = 10 46 - 3 = 43 36 - 2 = 34 19 - 16 = 3 78 - 21 = 57 86 - 36 = 50 29 + 1 = 30 5 + 25 = 30