Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

24 - Mental Math Game Screenshots

iPad

iPhone

About 24 - Mental Math Game

24 points is a classic and interesting math game. The game is designed to help people improve their arithmetic abilities and mental math skills. Elementary school students can also play it. But you may not solve some questions even you are a graduate student!

■ HOW TO PLAY

The rule is very simple. Combine 4 numbers into 24 by addition(+), subtraction(-), multiplication(x) and division. For example, numbers 2, 0, 4, 8 can get 24 through (2+0) x (4+8).

Some questions are easy while others are very challenging. You can try how to get 24 by 6, 6, 5, 9.

■ FREE PRACTICE MODE

The game has 1280 levels in which you can constantly explore ways to calculate 24 points.

Try solve all the puzzles!

■ SPEED CHALLENGE

Try to solve as many 24 puzzles as possible in a limited period of 300 seconds.

Test the speed of your mental math skill and see what level you are among players around the world.

■ TIME CHALLENGE

Test how much time you need to spend to solve 10 random 24 puzzles.

■ The game perfectly supports iPhoneX and is compatible with most iOS devices.