DescriptionPlaying this maths game you will improve your math. you should find fraction equal numbers and avoid helicopter crash .
Added on 2015/07/15 at 7:38 am.
Improve your Math skills with Plus or Minus,an addicting education game!?
How to play: Simply press on the white squares to assign them + or -! Get the result as fast as possible, your score depends on your speed! You can submit your score whenever you want by pressing the Submit butt..