These are math’s most famous open questions. Solve one, and you’ll win a $1-million prize—but it’s only happened once since ...

This simple-looking equation has left many people debating the correct answer online. Can you solve it?

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 ...

Get out your timer and number two pencil to see if your arithmetic skills are still sharp.

For many students, algebraic formulas are "abracadabra": they lack symbol sense. Symbol sense includes identifying the structure of algebraic formulas, giving meaning to them, and reasoning with and ...

A graphic artist is testing everyone’s knowledge of algebra and spot-the-difference skills with a pictograph math problem that assigns numbers to different fruits. Gergely Dudás, of Hungary Budapest, ...