1)18 + 1 =
(2)18 + 1 =
(3)16 + 2 =
(4)3 + 12 =
(5)11 + 2 =
(6)7 + 10 =
(7)10 + 4 =
(8)17 + 1 =
(9)9 + 8 =
(10)8 + 12 =
(11)4 + 5 =
(12)5 + 12 =
(13)13 + 7 =
(14)7 + 8 =
(15)2 + 9 =
类别: 数学 | 2022-12-16
类别: 数学 | 2022-12-16
类别: 数学 | 2022-12-16
类别: 数学 | 2022-12-16
类别: 数学 | 2022-12-16
类别: 数学 | 2022-12-16