(1)8 + 9 + 2 =
(2)2 + 2 + 14 =
(3)1 + 13 + 1 =
(4)6 + 3 + 1 =
(5)9 + 1 + 9 =
(6)2 + 4 + 3 =
(7)1 + 10 + 8 =
(8)2 + 6 + 7 =
(9)10 + 3 + 2 =
(10)6 + 3 + 8 =
(11)4 + 15 + 1 =
(12)10 + 1 + 5 =
(13)9 + 2 + 3 =
(14)1 + 14 + 3 =
(15)1 + 10 + 5 =
以上就是一年级口算题：20以内的连加运算全部内容，希望能给大家带来帮助！