Froggy Jumps SUMAR RAPIDAMENTEOnline version CALCULO MENTAL by MARIA VELOZ 1 4-3 a 2 b 1 c 3 2 6-2 a 6 b 5 c 4 3 9-5 a 9 b 7 c 4 4 10-8 a 3 b 4 c 2 5 7-7 a 77 b 0 c 1 6 7-4 a 3 b 2 c 1 7 10-4 a 5 b 4 c 6 8 9-2 a 7 b 4 c 5 9 9-3 a 6 b 7 c 4 10 15-9 a 5 b 4 c 6 11 18-9 a 9 b 8 c 7 12 11-5 a 5 b 6 c 4 13 20-5 a 5 b 10 c 15 14 13-2 a 11 b 10 c 9 15 12-8 a 8 b 7 c 4 16 29-8 a 20 b 21 c 19 18 6-1 a 4 b 3 c 5 19 17-7 a 10 b 9 c 8 20 13-7 a 7 b 6 c 8