| Great math tricks: How to perform fast calculation in head without a calculator Contributor(s): Das, Sribatsa (Author) |
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ISBN: 1500862274 ISBN-13: 9781500862275 Publisher: Createspace Independent Publishing Platform OUR PRICE: $6.64 Product Type: Paperback Published: August 2014 |
| Additional Information |
| BISAC Categories: - Education | Teaching Methods & Materials - Mathematics |
| Physical Information: 0.05" H x 5.98" W x 9.02" (0.11 lbs) 26 pages |
| Descriptions, Reviews, Etc. |
| Publisher Description: 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. |