Counting will get you nowhere. Try a little combinatorics instead. By Kenneth Chang A couple of weeks ago, I wrote about a viral math problem — 8÷2(2+2) = ? — that drew the disdain of many ...

Math problems are everywhere. From simple addition to complex equations, they pop up in everyday life. Some even require a calculator or computer to solve. However, if you want to get ahead in life, ...

The shape ABCDEFGH is a cuboid. Length AB is 6 cm, length BG is 3 cm and length FG is 2 cm. Calculate the length AF. Draw the right-angled triangle ACF and label the ...

Math equations can feel like a banal abstraction without images to make sense of the strings of numbers, letters, and Greek symbols. Consider the Pythagorean theorem, an essential relation in geometry ...