I woke up in the middle of the night, utterly confused. I had been dreaming—of an equation. I was in a classroom, and on the blackboard, there was a simple equation written in chalk: 0.8 * 0.2 = 0.16.

If you read financial books and magazines, visit financial websites, and watch money-focused TV, you'll come to the conclusion that managing money is complicated. The issues associated with handling ...

Nobody likes meetings, so if you schedule one, you'd better get something out of it. A simple formula can help ensure that a meeting won't be a waste of everyone's time. Inc's equation is as follows: ...

It’s the sort of easy maths problem that you can work out in a few minutes using pencil and paper, but physicists in China, Canada and Singapore have now solved pairs of linear equations like this one ...

A simple brainteaser that tests your math and pattern-identifying skills has left the internet baffled. X users have tried ...