Puzzles & Quizzes

Can You Solve The Four Fours Number Puzzle?

Can you solve the four fours puzzle? You can use any mathematical symbols (but you cannot use numbers) to make the following equations true: 4 4 4 4 = 0, 4 4 4 4 = 1, 4 4 4 4 = 2, and so on. There is no last equation to solve; the goal of this puzzle is for you to solve as many as possible in a given time frame. If you're timing how long it takes you to solve this one, you must start at the first equation and go up in order, no skipping allowed.

Key Facts In This Video

  1. To make 4 4 4 4 = 1 true, you can solve it like this: 4-4+4/4=1. 04:40

  2. To make 4 4 4 4 = 6 true, you can solve it like this: 4^(4/4)+√4=6. 05:49

  3. To make 4 4 4 4 = 14 true, you can solve it like this: 4!/√4+4/√4=14. 07:49

Written by Curiosity Staff November 23, 2015

Curiosity uses cookies to improve site performance, for analytics and for advertising. By continuing to use our site, you accept our use of cookies, our Privacy Policy and Terms of Use.