Maths on the Back of an Envelope: Clever ways to (roughly) calculate anything. An entertaining introduction to mental maths and problem solving

★★★★★ 4.3 43 reviews

US$3.32
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by zahraalhaya.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$3.32
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Aug 12
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by zahraalhaya.com
Free 30-day returns Details

Product details

Management number 237135498 Release Date 2026/07/10 List Price US$3.32 Model Number 237135498
Category

‘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. Read more

ASIN B07Q1YY1C5
XRay Enabled
ISBN13 978-0008324599
Language English
File size 2.4 MB
Page Flip Enabled
Publisher HarperCollins
Word Wise Enabled
Print length 196 pages
Accessibility Learn more
Screen Reader Supported
Publication date September 19, 2019
Enhanced typesetting Enabled

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.3 out of 5
★★★★★
43 ratings | 18 reviews
How item rating is calculated
View all reviews
5 stars
80% (34)
4 stars
6% (3)
3 stars
3% (1)
2 stars
1% (0)
1 star
10% (4)
Sort by

There are currently no written reviews for this product.