You’ll find in this book a step-by-step guide on how-to solve Number Sense problems and prepare you for any mental math competitions. There are over 80 mental math techniques are explained in this book, and over 750 problems to learn, train, and improve with. Just a note: as fun as it is to learn new tricks and techniques on PEMDAS, Squares, GCD & LCM, Remainder, Higher Order Exponents, Roots, Primes & Divisors, Roman & Complex Numbers, Factorials & Combinations, Sequences, Memorization, Fractions, Decimals, Bases, Linear & Quadratic Equations, Sets, Logarithms, Matrices and many more. It’s just as important to master them and implement them in full-length tests!
I wish you all the best of luck, and happy computing!
Yash Chandak is a high school senior with a passion for mathematics. Training on mental math for 8 years, Yash has gained an expertise on the subject, winning competitions at regional and state levels. His passion for helping others led him to write this compendium of tricks and techniques, hoping that he can inspire the next generation of mental mathematicians to learn the beauty of the discipline.