Excel's AGGREGATE function lets you perform calculations whilst ignoring hidden rows, errors, or other functions that appear in the data. It's similar to the SUBTOTAL function but provides more ...

Have you ever thought of the humble SUM function as a secret weapon for advanced analytics? Most Excel users see it as a basic tool for adding numbers, but what if I told you it could do so much more?

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...