我爱查52cha.com
问
21减31等于多少?怎么列算式?
答
21 - 31 = -10
21
- 31
-10
近期查询
47 - 45 = ?
95 + 55 = ?
45 × 68 = ?
94 + 83 = ?
32 × 70 = ?
66 × 54 = ?
28 - 14 = ?
72 + 15 = ?
18 - 15 = ?
78 × 90 = ?
21 - 38 = ?
32 × 33 = ?
17 - 68 = ?
23 + 62 = ?
12 × 85 = ?
其他人在看
99 - 51 = 48
49 + 69 = 118
61 + 42 = 103
30 + 50 = 80
14 + 28 = 42
65 + 40 = 105