{"product_id":"maths-on-the-back-of-an-envelope-clever-ways-to-roughly-calculate-anything-9780008444495","title":"Maths on the Back of an Envelope: Clever Ways to (Roughly) Calculate Anything","description":"\u003cp\u003e \u003cstrong\u003e'Another terrific book by Rob Eastaway' SIMON SINGH\u003c\/strong\u003e \u003c\/p\u003e\u003cp\u003e \u003cstrong\u003e'A delightfully accessible guide to how to play with numbers' HANNAH FRY\u003c\/strong\u003e \u003c\/p\u003e\u003cp\u003eHow many cats are there in the world?\u003c\/p\u003e\u003cp\u003eWhat's the chance of winning the lottery twice?\u003c\/p\u003e\u003cp\u003eAnd just how long does it take to count to a million?\u003c\/p\u003e\u003cp\u003eLearn how to tackle tricky maths problems with nothing but the back of an envelope, a pencil and some good old-fashioned brain power.\u003c\/p\u003e\u003cp\u003eJoin Rob Eastaway as he takes an entertaining look at how to figure without a calculator. Packed with amusing anecdotes, quizzes, and handy calculation tips for every situation, \u003cem\u003eMaths on the Back of an Envelope\u003c\/em\u003e is an invaluable introduction to the art of estimation, and a welcome reminder that sometimes our own brain is the best tool we have to deal with numbers.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=AUTH-3116001\"\u003eRob Eastaway\u003c\/a\u003e\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e HarperCollins\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 06\/15\/2021\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 208\u003cbr\u003e\u003cb\u003eBinding Type:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.35lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 7.70h x 5.00w x 0.60d\u003cbr\u003e\u003cb\u003eISBN13:\u003c\/b\u003e 9780008444495\u003cbr\u003e\u003cb\u003eISBN10:\u003c\/b\u003e 0008444498\u003cbr\u003e\u003cb\u003eBISAC Categories:\u003c\/b\u003e\u003cbr\u003e- \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=CAT-MAT\"\u003eMathematics\u003c\/a\u003e | \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=BISAC-MAT004000\"\u003eArithmetic\u003c\/a\u003e\u003cbr\u003e- \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=CAT-MAT\"\u003eMathematics\u003c\/a\u003e | \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=BISAC-MAT015000\"\u003eHistory \u0026amp; Philosophy\u003c\/a\u003e\u003cbr\u003e- \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=CAT-GAM\"\u003eGames \u0026amp; Activities\u003c\/a\u003e | \u003ca href=\"https:\/\/sureshotbooks-com.myshopify.com\/search?type=product%2Carticle%2Cpage\u0026amp;q=BISAC-GAM008000\"\u003eQuizzes\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cb\u003eAbout the Author\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eRob Eastaway has written or co-written twelve books, including the bestselling \u003cem\u003eWhy Do Buses Come in Threes?\u003c\/em\u003e and \u003cem\u003eMaths for Mums and Dads\u003c\/em\u003e as well as \u003cem\u003eWhat Is a Googly?\u003c\/em\u003e, the acclaimed beginner's guide to cricket. He is the Director of Maths Inspiration, a national programme of theatre-based lecture shows for 15-17 year olds that has reached over 150,000 teenagers since it began in 2004.\u003c\/p\u003e\u003cp\u003eRob regularly gives talks to all age groups in primary and secondary schools, appears on BBC Radio 4's current affairs\/ numbers programme \u003cem\u003eMore or Less\u003c\/em\u003e, and works closely with National Numeracy, the national charity that campaigns for better adult numeracy.\u003c\/p\u003e\u003cp\u003eIn 2017, Rob received the Zeeman medal for excellence in communication of maths to the general public.\u003c\/p\u003e","brand":"HarperCollins","offers":[{"title":"Default Title","offer_id":44498867093741,"sku":"9780008444495","price":17.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0550\/8097\/6621\/products\/img_1e243f7f-06ed-4c93-8eda-decc88d60e68.jpg?v=1700968566","url":"https:\/\/sureshotbooks.com\/es\/products\/maths-on-the-back-of-an-envelope-clever-ways-to-roughly-calculate-anything-9780008444495","provider":"SureShot Books Publishing LLC","version":"1.0","type":"link"}