我爱查52cha.com
问
20加21等于多少?怎么列算式?
答
20 + 21 = 41
20
+ 21
41
近期查询
20 + 19 = ?
23 + 54 = ?
40 × 39 = ?
31 + 19 = ?
28 - 43 = ?
32 × 28 = ?
88 + 98 = ?
55 - 91 = ?
53 × 86 = ?
81 + 53 = ?
83 × 63 = ?
90 × 77 = ?
82 - 17 = ?
98 × 39 = ?
54 × 58 = ?
其他人在看
38 + 81 = 119
42 - 69 = -27
86 - 25 = 61
79 + 68 = 147
80 + 49 = 129
63 - 33 = 30