我爱查52cha.com
问
21加21等于多少?怎么列算式?
答
21 + 21 = 42
21
+ 21
42
近期查询
70 - 14 = ?
49 - 73 = ?
56 × 84 = ?
76 × 17 = ?
55 + 49 = ?
30 × 74 = ?
10 × 46 = ?
31 × 87 = ?
73 + 83 = ?
97 - 70 = ?
44 × 40 = ?
13 × 80 = ?
86 - 36 = ?
69 + 12 = ?
80 - 58 = ?
其他人在看
64 × 78 = 4992
61 - 79 = -18
38 × 10 = 380
42 × 74 = 3108
78 - 71 = 7
55 + 15 = 70