Great Math Tricks

This book presents ways to perform fast calculations. 



Chapter 1 - Introduction. 



Chapter 2 – Time Table – This chapter presents the times table up to 25. 



Chapter 3 – Square – This chapter presents the squares of numbers up to 25. Then, it presents how square of numbers ending with 0, starting with 1 and ending with all 0’s, comprising of all 1’s, comprising of all 9’s and ending with 5. 



Chapter 4 – Divisibility – This chapter presents ways to detect divisibility up to number 11.