The riddle below has gone particularly viral because it left many users confused. It was published on the social network TikTok on an account that frequently shares riddles and personality tests. The question may be a bit tricky for many of you, but if you focus long enough, you might be able to reach the correct answer.

Before you is the incorrect equation, 15-8=3, made up of 22 matchsticks. You must move one matchstick to change the equation and arrive at a logical solution. The answer is at the bottom of the article.

Note that there may be several solutions to the equation; we will present only one solution.

Did you succeed? Even if not, it’s okay. The answer is below.

The solution
The solution (credit: MAARIV)

You need to move one matchstick to change the equation. Which matchstick? Move the top right matchstick of the number 8 and attach it to the top left part of the number 3. This turns the number 8 into a 6 and the number 3 into a 9. With this change, we get the correct equation: 15-6=9.