Book of Donmon Teith

Almost all adults suffer a little math anxiety, especially when it comes to everyday problems they think they should be able to figure out in their heads. Want

Presents techniques for learning how to do math in your head.

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

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

The math book for anyone who thinks they hate math, full of easy, entertaining and practical tricks for mentally solving problems in seconds. No matter how much