Advanced Time Tests: Tips & Tricks for Multiplying & Dividing

This book is titled Advanced Time Tests: Tips & Tricks for Multiplying & Dividing. It is a challenging book that provides an entertaining approach to developing mental arithmetic. Spend just a few minutes each day tackling the carefully graded tests and, in no time at all, you'll be able to perform mental gymnastics quickly and accurately. It's a really fun way to go to the top of the class!