A relaxing mental arithmetic challenge mathematics game

+/-/x Basic calculations that are indispensable in daily life. Let's practice it easily and enhance your mental arithmetic reaction.

How To Play:

＠ Get 100 questions to pass the level.
＠ After the game starts, there will be a clock to record how many seconds it took you to complete the challenge.
＠ Every time you answer a wrong question, you will get every wrong question + 3 seconds at the time of settlement. (Please calculate carefully if you ask for it)

It is very suitable for big friends and children to take a look, and train your brain power.