A new mathematical brain teaser asks people to make the equation true by moving two matchsticks in under 10 seconds. The puzzle will determine if you are in the top two percent.

Its take: the MatchStick HDMI streaming stick, which will sell for a limited time through Kickstarter at a starting price of $12 before it goes to retail. It's final price of $25 sets its sights ...

The person who commented then shared the logic behind this answer. The user wrote, “Nope, ... The challenge was to remove just the matchstick to make the equation correct.

A new mathematical brain teaser asks people to make the equation true by moving two matchsticks in under 10 seconds. The puzzle will determine if you are in the top two percent.