iOS/Android/Desktop: Default calculator apps suck. They work like a traditional handheld calculator, which only displays one value at a time and can only do basic math. If you want to do anything more ...

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 ...

PEMDAS has plagued many in elementary school math classes, but how many Americans remember how to use the acronym to solve problems? A simple sixth-grade math equation went viral on X for stumping ...