Calculate annual % change by dividing start by end value, raising to inverse years, minus one, times 100. Ex: a drop from $15M to $10M over 2 years is a 18.4% average annual decline. This calculation ...
What <B>Manus</B> said, although it'd most likely work better for you if you worked horizontally rather than vertically. A1 would be the sales, B1 would be the division formula, and C1 would subtract ...