In this video, I explain how to perform two-digit operations quickly using mental strategies. We'll cover **addition**, ...
If I asked you to multiply 51,689 by 89,542 without using your phone or calculator, how much time would it take you? Fourteen-year-old Aaryan Shukla can solve this arithmetic in a matter of ...
India’s first fully digital on-ground mental math championship, the Global Mental Math Olympiad 2026 India edition, concluded ...