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Maths on the Back of an Envelope: Clever Ways to (Roughly) Calculate Anything

By author: Rob Eastaway
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Over 99 in Stock at Bertrams

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RRP:
9.99 GBP

Nielsen BookData

'Another terrific book by Rob Eastaway' SIMON SINGH 'A delightfully accessible guide to how to play with numbers' HANNAH FRY

Bertrams Buyer's Notes:

Fast ways of calculating complex maths across a small amount of workings out are made accessible in this entertaining guide to mental maths.