Online orders are posted Royal Mail 1st class within 48 hours of being placed.

Arithmetic

Arithmetic

Regular price
£16.95
Sale price
£16.95
Regular price
Sold out
Unit price
per 

"Inspiring and informative...deserves to be widely read."?Wall Street Journal"This fun book offers a philosophical take on number systems and revels in the beauty of math."?Science NewsBecause we have ten fingers, grouping by ten seems natural, but twelve would be better for divisibility, and eight is well suited to repeated halving. Grouping by two, as in binary code, has turned out to have its own remarkable advantages.Paul Lockhart presents arithmetic not as rote manipulation of numbers?a practical if mundane branch of knowledge best suited for filling out tax forms?but as a fascinating, sometimes surprising intellectual craft that arises from our desire to add, divide, and multiply important things. Passionate and entertaining, Arithmetic invites us to experience the beauty of mathematics through the eyes of a beguiling teacher."A nuanced understanding of working with numbers, gently connecting procedures