Math 24 - Mental Math Cards

A math puzzle of 4 cards

Free · In‑App Purchases · Designed for iPad

Math 24 - Mental Math Cards is a classical math puzzle game. The game is designed to help people of all skill levels 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 rules are simple. Combine 4 numbers into 24 by addition(+), subtraction(-), multiplication(×) and division(÷). For example, try to use these 4 numbers: 2048 to make 24. The answer is (2+0)×(4+8)=24. The question is easy, but some questions are much more difficult. You can try this: 6 6 5 9 to make 24. ■ Stage Mode 15 stages and 300 well designed levels in total. The stages are from "Baby" to "King of Math", from easy to difficult. Touch the help button at the top-right corner if you can't solve a question. There are 3 chances to use help button in each stage. ■ Speed Mode 10 random questions! Make 24 as fast as you can! Touch the garbage can button at the top-right corner to change a question. There are 3 chances to change a question in each game. ■ Game Center "Math 24" is fully integrated with Game Center - providing both Leaderboards and Achievements. The Game Center features allow you to test your skills against the rest of the world and to share your scores and accomplishments with friends. ■ Features - Well-designed levels - Best user experience and graphics - Exciting speed mode ■ The App is suitable for you - If you like sudoku, brain training, math game or puzzle game. - If you want to play with friends or family. - If you want to improve you math skills, especially the mental math skills. Have fun!

  • 4.7
    out of 5
    1.6K Ratings

Fix bugs and improve user experience.

The developer, Peikun Duan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Identifiers
  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Identifiers
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Location
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Peikun Duan
  • Size
    • 33.6 MB
  • Category
    • Puzzle
  • Compatibility
    Requires iOS 10.0 or later.
    • iPhone
      Requires iOS 10.0 or later.
      • ⁨iPhone 5S⁩
      • ⁨iPhone 6⁩
      • ⁨iPhone 6 Plus⁩
      • ⁨iPhone 6S⁩
      • ⁨iPhone 6S Plus⁩
      • ⁨iPhone SE (1st generation)⁩
      • ⁨iPhone 7⁩
      • ⁨iPhone 7 Plus⁩
      • ⁨iPhone 8⁩
      • ⁨iPhone 8 Plus⁩
      • ⁨iPhone X⁩
      • ⁨iPhone XS⁩
      • ⁨iPhone XS Max⁩
      • ⁨iPhone XR⁩
      • ⁨iPhone 11⁩
      • ⁨iPhone 11 Pro⁩
      • ⁨iPhone 11 Pro Max⁩
      • ⁨iPhone SE (2nd generation)⁩
      • ⁨iPhone 12 mini⁩
      • ⁨iPhone 12⁩
      • ⁨iPhone 12 Pro⁩
      • ⁨iPhone 12 Pro Max⁩
      • ⁨iPhone 13 Pro⁩
      • ⁨iPhone 13 Pro Max⁩
      • ⁨iPhone 13 mini⁩
      • ⁨iPhone 13⁩
      • ⁨iPhone SE (3rd generation)⁩
      • ⁨iPhone 14⁩
      • ⁨iPhone 14 Plus⁩
      • ⁨iPhone 14 Pro⁩
      • ⁨iPhone 14 Pro Max⁩
      • ⁨iPhone 15⁩
      • ⁨iPhone 15 Plus⁩
      • ⁨iPhone 15 Pro⁩
      • ⁨iPhone 15 Pro Max⁩
      • ⁨iPhone 16⁩
      • ⁨iPhone 16 Plus⁩
      • ⁨iPhone 16 Pro⁩
      • ⁨iPhone 16 Pro Max⁩
      • ⁨iPhone 16e⁩
      • ⁨iPhone 17 Pro⁩
      • ⁨iPhone 17 Pro Max⁩
      • ⁨iPhone 17⁩
      • ⁨iPhone Air⁩
    • iPad
      Requires iPadOS 10.0 or later.
      • ⁨iPad Air⁩
      • ⁨iPad Air Wi‑Fi + Cellular⁩
      • ⁨iPad mini 2⁩
      • ⁨iPad mini 2 Wi‑Fi + Cellular⁩
      • ⁨iPad Air 2⁩
      • ⁨iPad Air 2 Wi‑Fi + Cellular⁩
      • ⁨iPad mini 3⁩
      • ⁨iPad mini 3 Wi‑Fi + Cellular⁩
      • ⁨iPad mini 4⁩
      • ⁨iPad mini 4 Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (12.9‑inch)⁩
      • ⁨iPad Pro (12.9‑inch) Wi-Fi + Cellular⁩
      • ⁨iPad Pro (9.7‑inch)⁩
      • ⁨iPad Pro (9.7‑inch) Wi‑Fi + Cellular⁩
      • ⁨iPad (5th generation)⁩
      • ⁨iPad (5th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (12.9‑inch) (2nd generation)⁩
      • ⁨iPad Pro (12.9‑inch) (2nd generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (10.5‑inch)⁩
      • ⁨iPad Pro (10.5‑inch) Wi‑Fi + Cellular⁩
      • ⁨iPad (6th generation)⁩
      • ⁨iPad (6th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (11‑inch)⁩
      • ⁨iPad Pro (11‑inch) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (12.9‑inch) (3rd generation)⁩
      • ⁨iPad Pro (12.9‑inch) (3rd generation) Wi‑Fi + Cellular⁩
      • ⁨iPad mini (5th generation)⁩
      • ⁨iPad mini (5th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Air (3rd generation)⁩
      • ⁨iPad Air (3rd generation) Wi‑Fi + Cellular⁩
      • ⁨iPad (7th generation)⁩
      • ⁨iPad (7th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (11‑inch) (2nd generation)⁩
      • ⁨iPad Pro (11‑inch) (2nd generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (12.9‑inch) (4th generation)⁩
      • ⁨iPad Pro (12.9‑inch) (4th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Air (4th generation)⁩
      • ⁨iPad Air (4th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad (8th generation)⁩
      • ⁨iPad (8th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (11-inch) (3rd generation)⁩
      • ⁨iPad Pro (11-inch) (3rd generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (12.9-inch) (5th generation)⁩
      • ⁨iPad Pro (12.9-inch) (5th generation) Wi-Fi + Cellular⁩
      • ⁨iPad mini (6th generation)⁩
      • ⁨iPad mini (6th generation) Wi-Fi + Cellular⁩
      • ⁨iPad (9th generation)⁩
      • ⁨iPad (9th generation) Wi-Fi + Cellular⁩
      • ⁨iPad Air (5th generation)⁩
      • ⁨iPad Air (5th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad (10th generation)⁩
      • ⁨iPad (10th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (11‑inch) (4th generation)⁩
      • ⁨iPad Pro (11‑inch) (4th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Pro (12.9‑inch) (6th generation)⁩
      • ⁨iPad Pro (12.9‑inch) (6th generation) Wi‑Fi + Cellular⁩
      • ⁨iPad Air 11-inch (M2)⁩
      • ⁨iPad Air 11-inch (M2) Wi-Fi + Cellular⁩
      • ⁨iPad Air 13-inch (M2)⁩
      • ⁨iPad Air 13-inch (M2) Wi-Fi + Cellular⁩
      • ⁨iPad Pro 11-inch (M4)⁩
      • ⁨iPad Pro 11-inch (M4) Wi-Fi + Cellular⁩
      • ⁨iPad Pro 13-inch (M4)⁩
      • ⁨iPad Pro 13-inch (M4) Wi-Fi + Cellular⁩
      • ⁨iPad mini (A17 Pro)⁩
      • ⁨iPad mini (A17 Pro) Wi-Fi + Cellular⁩
      • ⁨iPad (A16)⁩
      • ⁨iPad (A16) Wi-Fi + Cellular⁩
      • ⁨iPad Air 11-inch (M3)⁩
      • ⁨iPad Air 11-inch (M3) Wi-Fi + Cellular⁩
      • ⁨iPad Air 13-inch (M3)⁩
      • ⁨iPad Air 13-inch (M3) Wi-Fi + Cellular⁩
      • ⁨iPad Pro 11-inch (M5)⁩
      • ⁨iPad Pro 11-inch (M5) Wi-Fi + Cellular⁩
      • ⁨iPad Pro 13-inch (M5)⁩
      • ⁨iPad Pro 13-inch (M5) Wi-Fi + Cellular⁩
    • iPod touch
      Requires iOS 10.0 or later.
    • Mac
      Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
  • Languages
    English and 32 more
    • English, Arabic, Armenian, Catalan, Czech, Danish, Dutch, Finnish, French, German, Greek, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Persian, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
  • Age Rating
    4+
  • In-App Purchases
    Yes
    • Remove Ads $2.39
    • 20 Tips + Remove Ads $3.99
    • 12 Tips $1.39
    • 20 Tips $2.39
  • Copyright
    • © Happy Monster Alliance