Mondo Knows Games

Half It

Every prompt is even, so every answer is a whole number. That keeps the game about quick halving rather than fractions, and the clock keeps it honest.

Best Number GamesEasy1 minutePlays on mobile
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How to play

  • Press Start for the first number.
  • Type half of it on the keypad.
  • Press OK to submit.
  • A wrong answer costs two seconds.

Controls

Tap the keypad, or type digits and press Enter.

More numbers games from Mondo

Questions people ask

How do you play Half It?
Press Start for the first number. Type half of it on the keypad. Press OK to submit. Tap the keypad, or type digits and press Enter.
Is Half It free to play?
Yes. Half It runs in the browser for nothing: no download, no account and no sign-up. Half It sits on the Numbers shelf at Mondo Knows, alongside halving and mental maths games.
How long does a game of Half It take?
1 minute. It is rated easy, and tap the keypad, or type digits and press Enter. Your best score stays on your own device.
Does Half It work on a phone?
Yes. The board sizes itself to the screen, so Half It plays the same on a phone as on a desktop, and touch controls replace the mouse. Nothing needs installing.

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Everything runs in your browser. Scores and bests are stored on your own device, not on a server.