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Price: 1061.00 RUB
Discover the Magic of Numbers with Yakov Perelman's Classic
Why do people love "round" numbers? How is the phrase "left with the beans" connected to arithmetic? And how can you read your friends' minds using matches? These are just a few of the curious questions answered in Entertaining Arithmetic: Puzzles and Curiosities in the World of Numbers by Yakov Perelman.
This book offers a fascinating journey into the history of counting methods used by people of different eras, cultures, and countries, and explores how these methods have shaped our reality. It serves both as an engaging historical excursion and as a practical guide. Through detailed explanations and illustrative examples, you'll learn to add, subtract, multiply, and divide quickly and without errors.
Each tricky arithmetic problem is accompanied by thorough commentary and clarifying illustrations, making complex concepts accessible to all. From the distance light travels in a millionth of a second to the secrets of mental calculation, this volume turns arithmetic into an entertaining adventure.
Price: 1061.00 RUR.
