我爱查52cha.com
问
19减21等于多少?怎么列算式?
答
19 - 21 = -2
19
- 21
-2
近期查询
74 - 53 = ?
53 × 15 = ?
25 + 35 = ?
72 × 28 = ?
39 × 43 = ?
75 + 94 = ?
63 + 77 = ?
97 × 77 = ?
49 + 66 = ?
34 × 43 = ?
77 × 17 = ?
56 + 60 = ?
74 + 75 = ?
44 - 48 = ?
31 × 77 = ?
其他人在看
49 + 53 = 102
73 + 16 = 89
62 × 14 = 868
84 - 53 = 31
67 + 78 = 145
40 - 55 = -15