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 ...

Michelle Lambright Black, Founder of CreditWriter.com and HerCreditMatters.com, is a leading credit expert and personal finance writer with nearly two decades of experience in the credit industry. She ...

To calculate your average trade price, add all purchase prices and divide by the number of trades. Use weighted average trade price calculation if share quantities vary per purchase. Weighted averages ...