50 减法 40 等于多少？
50 - 40 = 10
50减法40 等于 10
竖式演算
验算
- 用加法验算：10 + 40 = 50
相关题目
50 - 39 = 11
50 - 41 = 9
50 - 38 = 12
50 - 42 = 8
50 - 37 = 13
50 - 43 = 7
50 - 44 = 6
50 - 36 = 14
49 - 40 = 9
51 - 40 = 11
52 - 40 = 12
48 - 40 = 8
53 - 40 = 13
47 - 40 = 7
54 - 40 = 14
46 - 40 = 6
11 - 1 = 10
12 - 2 = 10
13 - 3 = 10
14 - 4 = 10
15 - 5 = 10
16 - 6 = 10
63 - 50 = 13
65 - 54 = 11
65 - 5 = 60
88 - 38 = 50
74 - 2 = 72
86 - 54 = 32
1 × 10 = 10
10 × 1 = 10