Quick and fun mental calculations.
4 digits and a number to find as quickly as possible.
A very good workout to improve your arithmetic skills.

Several game modes:
- Standard: Normal to difficult mental calculations
- Hardcore: Only very difficult calculations, hold on tight
- Five numbers: This time you play with 5 numbers with calculations from normal to very difficult difficulty
- Stopwatch: 30 seconds to find the solution, chain together successes to accumulate points. (Future)
- Speed: 5 minutes to find the maximum solution. (Future)

Quick Calculation is a fun and entertaining application, for all ages and all levels.
You will develop your logic and your skills in solving mathematical problems.

Have fun :)