Mental Math

Enhance your mental math skills with our simple exercise. Improve your speed and accuracy with daily practice.

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Game Modes

Choose a game mode to start playing and sharpen your mental math skills!

Sums Over One

Quickly calculate the sums of numbers displayed on the screen. The numbers will appear and disappear at a set speed, challenging your quick calculation skills.

Sums Below One

Calculate the sums of numbers, including negative values. This mode adds an extra layer of complexity, enhancing your calculation abilities under pressure.

How to Play

In Sums Over One, you can:

  • Set a timer to control how fast numbers are displayed.
  • Change the array length to adjust how many numbers are displayed.
  • Set the number range, for example, random numbers from 1 to 9 or from 1 to 99.

In Sums Below One, the settings are the same, but the numbers include negative values:

  • Set a timer to control how fast numbers are displayed.
  • Change the array length to adjust how many numbers are displayed.
  • Set the number range, for example, random numbers from -9 to 9 or from -99 to 99.