After a survey found half of British parents admit they would fail their secondary school exams if they had to take them again, MailOnline has collated some sample questions for you to test yourself.

This Pi Day, try calculating everyone’s favourite mathematical constant using balls and a cardboard tube, thanks to a mathematical trick involving the balls’ masses ...

We all know pi, at least the first three digits of it. If for some reason you forgot them though, there’s good news. All you need to get that knowledge back is some aluminum foil, ingenuity, and ...

π is not exactly 3.14 or 22 / 7 - it is an irrational number, a number that cannot be written exactly as a fraction. So, how can we calculate it?

PI is everywhere, and it’s now more precise than ever – as a Google staffer snags the world record for the most-calculated digits of pi. The announcement comes at the perfect time, as March 1… ...

For thousands of years people have struggled to pin down pi. Watch how mathematicians from Archimedes on have wrapped their heads around the math of circles.

The first example of a computer being to calculate Pi was in 1949, when John von Neumann and chums used ENIAC (Electronic Numerical Integrator And Computer) to compute 2,037 digits of Pi.

Today, March 14th, is known tongue-in-cheek as Pi Day here in the United States, as 3.14 (we write the month first) are the first three well-known digits to the famed number, π. As you know, it's the ...

The PI is a financial tool that helps investors assess the potential profitability of a project or investment. It’s calculated by dividing the present value of expected future cash flows by the ...