India, April 29 -- Brain teasers are an excellent way to keep your mind sharp and engage your problem-solving skills. Ranging from simple to complex, these puzzles offer a fun yet challenging way to give your brain a workout. Math-based brain teasers, in particular, can often leave us scratching our heads and thinking twice about simple equations. If you're a fan of such puzzles, we've got a new challenge for you.

(Also read: Visual perception test: Count all the faces in this image to claim title of king of optical puzzles)

A recent brain teaser shared by the account Brainy Quiz on X (formerly Twitter) has been making waves across social media. The puzzle presents a pattern in a series of equations, with one missing value for you to so...