Brain Flex

Exercer o seu músculo cérebro através da resolução de problemas simples.

Train and exercise your brain by continuously solving simple problems. You have 30 seconds to solve each problem.

Your goal is to get a result in the yellow box by using the available numbers and using any of the 4 basic operators

(+ , - , x, /). Your score increases by the remaining time. So the faster you solve the problem the higher score you get.