The format of Mental Arithmetic differs from that of traditional mental arithmetic materials in that pupils read the questions themselves, use rough paper for w

Practical mathematics for everyday life While there is no shortage of math textbooks available to parents and educators, much of the common material today is ne

The First Mental Arithmetic Answers book provides the correct answers to all the questions contained in the corresponding workbook. Answers to the Check-up test

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

The author, Yusnier Viera, has several World Records in Mental Calculation and has appeared in prestigious TV channels like CNN & ABC. He starred in the Discove