Arithmetic Game

A fast-paced speed drill. Answer as many problems as you can before the timer runs out. Correct answers advance automatically, or turn on Accuracy mode to submit each answer yourself.

Range: ( to ) + ( to )
Addition problems in reverse.
Range: ( to ) × ( to )
Multiplication problems in reverse.
Answers are only checked when you press Submit. Right: +1 point. Wrong: −1 point, and you retry until you get it.

Scores are stored on this device only.