This tricky maths brain teaser has people scratching their heads, can you solve it?
A maths brain teaser puzzled social media users with tricky number patterns.
Mathematics has always been a subject that divides opinions. For many students, solving equations during school days was a daunting task. However, when maths is presented in the form of brain teasers, the reaction is completely different. These puzzles, which require logic and pattern recognition, have become a favourite pastime on social media.

If you enjoy testing your brain with tricky number patterns, we have a challenge for you!
(Also read: You'll be called maths wizard of the day if you crack this tricky puzzle in 15 seconds)
The brain teaser that has everyone stumped
A mind-boggling maths puzzle was shared by an account named Math Lover and presents the following sequence:
10 = 90, 9 = 72, 8 = 56, 7 = 42, 5 = ?
Check out the post here:
At first glance, the numbers may not seem to follow any conventional rule, but those with sharp observation skills might be able to crack the pattern.
Another puzzle that confused the internet
This is not the first time a maths brain teaser has caught the internet’s attention. Previously, a similar puzzle was shared by a user named @jitendra789789, which read:
1+3 = 9, 2+4 = 13, 3+5 = 17, 4+6 = ?
This seemingly simple equation had netizens struggling to understand the reasoning behind it. Some users quickly spotted the pattern, while others were left scratching their heads.
Why do maths brain teasers go viral?
Mathematical brain teasers have a unique appeal. Unlike traditional school problems, they are presented as challenges rather than tests, making them more engaging. People love the thrill of solving puzzles, and social media allows for instant interaction and debate over possible solutions.
These teasers also tap into the human brain’s love for patterns. They encourage logical thinking, problem-solving skills, and creativity—all in a fun and pressure-free way. Moreover, the competitive nature of social media means that users enjoy showing off their intelligence by solving the puzzle before others.
ABOUT THE AUTHORMahipal Singh ChouhanMahipal Singh Chouhan is a Senior Content Producer at Hindustan Times Digital, with nearly five years of experience in digital journalism and content production. His work primarily focuses on offbeat and trending stories that reflect everyday experiences and evolving conversations on the internet. He has consistently worked on transforming viral content and human interest stories into structured news pieces that engage readers while maintaining editorial clarity. At Hindustan Times, Mahipal contributes to identifying and developing stories emerging from social media trends, online communities, and real-world incidents that capture public attention. His approach involves adding context and journalistic perspective to fast-moving digital narratives, helping present viral moments in a clear and reader-friendly format suited for digital audiences. Before joining Hindustan Times Digital, he was associated with DNA India, where he gained experience in newsroom workflows and digital storytelling practices. Mahipal holds a degree in Journalism and Mass Communication from the Vivekananda Institute of Professional Studies, Delhi. He is particularly interested in tracking emerging trends and understanding how online conversations evolve into broader public discussions. His work reflects a focus on accuracy, readability, and relevance in the rapidly changing digital news environment. Outside of his professional responsibilities, Mahipal takes an interest in history and sports and regularly works on improving his general knowledge, which complements his curiosity as a media professional.Read More

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