Matching Pairs progresiones aritmetica Online version suerte by alan maceda 1 3, 6, 9... 2 2, 4, 6... 3 4, 8, 12.. 4 1, 2, 3, 4... 5 5, 10 ,15, 20.. 16, 20, 24, 28 25, 30, 35 5, 6, 7, 8, 9 12, 15, 18, 21 8, 10, 12, 14