# Sumthing’s Up

One day your minimalist friend is visiting, and she presents you with the numbers 2, 3, 4 and 5, and the symbols = and +, and the following tantalizing challenge: It is possible to use each number and symbol once and only once and end up with a true equation; further, you cannot use any number or symbol not given. How can you do this?

Communicated by Samantha Bergh, who heard it from a Wisconsin math teacher, who believes he read it on a Cheerios box.

## Comments

Leave a comment