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
43 × 13 = ?
30 - 90 = ?
87 + 52 = ?
52 + 75 = ?
13 - 89 = ?
10 × 89 = ?
94 × 19 = ?
80 + 92 = ?
40 × 90 = ?
30 - 77 = ?
18 + 20 = ?
59 + 41 = ?
83 + 29 = ?
18 - 72 = ?
74 + 75 = ?
其他人在看
67 + 75 = 142
49 + 70 = 119
56 + 50 = 106
27 + 81 = 108
71 × 11 = 781
84 × 20 = 1680