78 减法 9 等于多少?
78 - 9 = 69
78减法9 等于 69
竖式演算
验算
- 用加法验算:69 + 9 = 78
相关题目
78 - 8 = 70
78 - 10 = 68
78 - 11 = 67
78 - 7 = 71
78 - 12 = 66
78 - 6 = 72
78 - 13 = 65
78 - 5 = 73
77 - 9 = 68
79 - 9 = 70
76 - 9 = 67
80 - 9 = 71
75 - 9 = 66
81 - 9 = 72
82 - 9 = 73
74 - 9 = 65
70 - 1 = 69
71 - 2 = 69
72 - 3 = 69
73 - 4 = 69
74 - 5 = 69
75 - 6 = 69
75 - 67 = 8
56 - 39 = 17
40 - 34 = 6
67 - 18 = 49
61 - 5 = 56
72 - 9 = 63
33 + 36 = 69
68 + 1 = 69