4 Number Game — Make 24 from Four Numbers
The 4 number game is a mental math puzzle, also known as the 24 game or 24 point. You get four numbers. Combine them with +, −, × and ÷ — using each number exactly once — to make exactly 24.
One Game, Many Names
People find this puzzle under many names: 4 number game, 24 game, 24 point, 24 card game, four number game, make 24. They all mean the same thing: four numbers, one goal — 24.
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How to Play
How to Play the 24 Game
The 24 game is a mental math puzzle. You get four numbers. Your goal is to combine them with arithmetic and make exactly 24.
- 01Start with the four numbers on the cards (each one is from 1 to 13).
- 02Pick two numbers and one operation: +, −, × or ÷. The two cards merge into one new card.
- 03Use every number exactly once. The merge order decides the grouping, so you never need to type parentheses.
- 04You win when one card remains and it shows 24.
That is the whole game. Four numbers, three moves, one answer: 24.
Example
Given Cards
3
3
8
8
Solution Expression
8 ÷ (3 − 8 ÷ 3) =24
18 ÷ 3
=8/3
23 − 8/3
=1/3
38 ÷ 1/3
=24
Exact Fraction SolutionOpen Solver