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

Add Yahoo as a preferred source to see more of our stories on Google. We like to think that we're pretty good at math, especially after years of schooling. But every once in a while, a simple ...

Vivian Tu, whose online persona is YourRichBFF, is somewhat of a financial genius and the Chief of Financial Empowerment at SoFi at the young age of 32. Her simple math problem can have you maximizing ...

Add Yahoo as a preferred source to see more of our stories on Google. Life gets busy, and sometimes those basic math skills from school days get a little rusty. Whether you're budgeting, measuring for ...