Great Math Tricks: How to Perform Fast Calculation in Head without a Calculator (Unabridged)

Great Math Tricks: How to Perform Fast Calculation in Head without a Calculator (Unabridged‪)‬

Sribatsa Das

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- 3,99 US$

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This audiobook presents ways to perform fast calculations.

Chapter 1 - Introduction.

Chapter 2 - Times 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 0s, comprising of all 1s, comprising of all 9s and ending with 5.

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

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