The math is straightforward, and keeping your savings in the wrong account is likely costing you thousands.

The best high yield saving accounts are currently earning an annual percentage yield (APY) of 4% or more. Our list of high-yield savings accounts earn much more interest than the national average of 0 ...

Image source: Getty Images For over a decade, I've been banking with Chase. I have multiple accounts there -- checking, savings, credit cards, mortgages -- the whole relationship. And for most of that ...