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
21 - 57 = ?
59 - 38 = ?
37 × 79 = ?
86 × 86 = ?
79 - 19 = ?
63 × 46 = ?
79 + 46 = ?
11 - 47 = ?
81 × 67 = ?
17 + 36 = ?
73 - 47 = ?
28 + 97 = ?
18 - 35 = ?
89 + 22 = ?
39 × 92 = ?
其他人在看
39 + 55 = 94
49 - 34 = 15
13 × 36 = 468
99 + 18 = 117
11 × 25 = 275
57 + 88 = 145