Simple Add Subtract

Brain exercise with + & -

Free · Designed for iPad

This is a brain exercise game that does only simple adding and subtracting with maximum 2 digits. A result and 36 numbers are given. Find the numbers that add up equal to the given result. there are 18 sets or combinations for "add 2 numbers", 12 for "add 3 numbers", 9 for "add 4 numbers" and 6 for "add 6 numbers". In a relax mood, use adding and subtracting to find the right set or combination. This will keep human brain in light function with calculation and get aways from any other things. The "Live Result" and the "Display Hint" button are off at default. They can be turned on at the setting scene if it is needed. The letter and background colour of the 36 number boxes can be changed at the setting scene.

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Minor bug fixes

The developer, Hong Yu, 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 Not Linked to You

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

    • Usage Data

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
    • Hong Yu
  • Size
    • 5.5 MB
  • Category
    • Trivia
  • Compatibility
    Requires iOS 12.2 or later.
    • iPhone
      Requires iOS 12.2 or later.
    • iPad
      Requires iPadOS 12.2 or later.
    • iPod touch
      Requires iOS 12.2 or later.
    • Mac
      Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
  • Languages
    • English
  • Age Rating
    4+
  • Copyright
    • © Hong Yu