Mental calculation

Check your calculations and compare results with others from around the world.

Inspired by the superfast mental math video posted on Youtube, we created this simple application to help you discover your calculations power.

The game is designed with calculations to add, subtract and with the following levels:

1. Calculation two 1-digit number with speed of 1 second (5 points);

2. Calculation three 1-digit number with speed of 1 second (5 points);

3. Calculation five 1-digit number with speed of 1 second (5 points);

4. Calculation seven 1-digit number with speed of 1 second (5 points);

5. Calculation nine 1-digit number with speed of 1 second (5 points);

6. Calculation nine 1-digit number with speed of 0.8 second (5 points);

7. Calculation nine 1-digit number with speed of 0.6 second (5 points);

8. Calculation nine 2-digit number with speed of 2 second (5 points);

9. Calculation nine 2-digit number with speed of 1.5 second (5 points);

10. Calculation two 2-digit number with speed of 1.0 second (5 points);

If you achieve a score of 50 points, you have won the game.

Hopefully this game will bring something interesting to show you.