Introduction - If you have any usage issues, please Google them yourself
Calculation of the 24 games, the final requirement to enter the four-digit, by addition, subtraction, multiplication and division, allowed to join the brackets calculated 24 show the calculation process, and prompt success information. Can enter three-digit first complete, only by adding or subtracting calculated 12 then completed by addition, subtraction, multiplication and division, and then complete the brackets can be added