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?
When you add up three cells displaying 12, 18, and 9, the total field shows 40. Even though a calculator gives 39, and you ...
When looking at a list of expenses, have you ever thought, "I only want to know the amount spent on stationery"? When ...