An equation is a mathematical expression that contains an equals symbol. Equations often contain algebra. Algebra is used in Maths when we do not know the exact number in a calculation - this unknown ...

Add Yahoo as a preferred source to see more of our stories on Google. It seemed that many were quick to figure out the equation, while others definitley struggled. You’re never too old to learn ...

So why is this happening? According to one Twitter user, the answer depends on which mathematician you listen to: It's either 1 or 16 depending on which mathematician you listen to, because order of ...