Gamies › Mental Addition
Mental Addition: Free Mental Math Training
Operations scroll by one at a time: keep the running total in your head and give the result.
In the app: The Pyramid, game “Mental Addition”.
The rules in short
- Ten rounds. Watch the chain of operations, then type the result within 10 seconds.
- From 4 to 12 operations per chain: additions, then subtractions, ×2, ×3 and ÷2 at higher levels.
- The exact result scores most; within 2, half.
- The faster you answer, the more you score.
How to play
- Solo: yes, no account needed.
