19 is only 1 away from 20, so you prefer to start by multiplying 20 times 5, which equals 100. Then we need to take away a squadron of 5, because there are actually only 19 squadrons, not 20. 100 take ...

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

You can find the difference between two numbers in more than one way. You can count up from the smaller number to the larger number. Or, you can count back from the larger number to the smaller number ...

HOUSEHOLDS are being encouraged to check their energy bill now for a crucial 12-digit code to ensure they are not overpaying.

A simple finger trick for the 11 times table is helping secondary school students aged 12 to 16 improve mental arithmetic ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Abstract: The report considers solution to the problem of improving the speed implementation of the operation of multiplying two square matrices of the same dimension. To carry out calculations and ...

Believe it or not, highway numbers actually make sense. Here's the logic behind odd and even routes, and why the system isn't ...

The historical comparison puts that valuation in context. In 2011, at the last major gold peak, large miners often traded at ...

The Bucs are a defense I usually like. Over the last two months, they rank 4th in the NFL in turnover rate, 6th in pressure ...