Jawabanmu

2014-08-20T20:34:18+07:00
2 + 4 = 6
6 + 6 = 12
12 + 8 = 20
(4, 6, 8)

1 + 2 = 3
3 + 3 = 6
6 + 4 = 10
(2, 3, 4)