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

Most of us have not tested our arithmetic skills since we were forced to in grade school, but some are reaching back into their memories to solve a math equation that has left social media users ...

A graphic artist is testing everyone’s knowledge of the mathematical order of operations with a string of numbers and missing arithmetic symbols. Gergely Dudás, of Budapest, Hungary, shared the new ...