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Maths On The Back Of An Envelope: Clever Ways To (roughly) Calculate Anything

by Rob Eastaway

2021-01-09 02:46:44

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''Another terrific book by Rob Eastaway'' SIMON SINGH''A delightfully accessible guide to how to play with numbers'' HANNAH FRYHow many cats are there in the world?What''s the chance of winning the lottery twice?And just how long does it take to coun... Read more
''Another terrific book by Rob Eastaway'' SIMON SINGH''A delightfully accessible guide to how to play with numbers'' HANNAH FRYHow many cats are there in the world?What''s the chance of winning the lottery twice?And just how long does it take to count to a million?Learn how to tackle tricky maths problems with nothing but the back of an envelope, a pencil and some good old-fashioned brain power.Join 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, Maths on the Back of an Envelope 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. Less

Book Details

File size8.03 X 5.31 X 0 in
Print pages208
PublisherHARPERCOLLINS PUBLISHERS
Publication date December 3, 2019
LanguageEnglish
ISBN9780008324582
autor-image
Rob Eastaway
Author
Rob Eastaway has written or co-written twelve books, including the bestselling Why Do Buses Come in Threes? and Maths for Mums and Dads as well as What Is a Googly?, the acclaimed beginner’s guide t...

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