Arthur Benjamin og Michael Shermer

'Think Like A Maths Genius'

Bog | Engelsk

Did you know that it's easier to add and subtract from left to right, rather than the other way round? And that you can be taught to square a three-digit number in seconds? In Think Like A Maths Genius, two mathematicians offer tips and tricks for doi

'Secrets of Mental Math'

Bog | Engelsk

These simple math secrets and tricks will forever change how you look at the world of numbers. Secrets of Mental Math will have you thinking like a math genius in no time. Get ready to amaze your friends--and yourself--with incredible calculations you nev