我爱查52cha.com
问
30减31等于多少?怎么列算式?
答
30 - 31 = -1
30
- 31
-1
近期查询
55 × 88 = ?
74 - 56 = ?
60 + 90 = ?
60 - 77 = ?
21 + 19 = ?
19 + 38 = ?
50 + 79 = ?
65 + 63 = ?
53 + 33 = ?
68 × 22 = ?
64 × 67 = ?
11 × 42 = ?
13 + 92 = ?
62 + 53 = ?
80 × 65 = ?
其他人在看
99 + 75 = 174
38 - 25 = 13
50 + 80 = 130
60 × 34 = 2040
46 + 93 = 139
37 + 58 = 95