Froggy Jumps FROGGY THE MATHALINO!Version en ligne Froggy wants to cross the river, but he can only jump on the stones if we solve the math problems mentally. par Katie Natividad 1 55 + 15 a 70 b 60 c 50 2 25 - 12 a 12 b 13 c 14 3 60 - 30 a 30 b 25 c 40 4 155 + 60 a 210 b 220 c 215 5 6 × 6 a 46 b 36 c 30 6 8 × 8 a 64 b 54 c 63