Historical Inflation This calculator shows how inflation over the years has impacted purchasing power. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Free Retirement Guide It's never too soon to start preparing for retirement. But do you know what to look out for? Download our free ebook, "Retire Happy: A Simple Guide to Your Next Big Adventure." First Name Last Name Email Address Thank you! Oops! Related Content Once Upon a Goal Do you know how to set up your financial goals for success? This knight does. Life and Death of a Twenty Dollar Bill How long does a $20 bill last? Your Cash Flow Statement A presentation about managing money: using it, saving it, and even getting credit.