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 | Related Content What Our Kids Can Teach us About Saving Money Would you guess that Millennials are effectively saving for retirement? Well, they are. The Average American Budget Learn about the average American budget in this fun and interactive piece. Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.