How much fast you are while solving the equations? Test your skills by playing this game, answer is either 1 or 2 or 3, but it is not easy as it looks. Good Luck addition, math game, speed test, accuracy, mental math, puzzle, numbers, 1 2 3, brain training, cognitive skills, reaction time, educational game, math skills, quick thinking, problem solving, online game, mobile game, challenge, fun, easy to play