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Inflation Calculator
財務Measure the historical or projected purchasing power of money.
ttb run inflation-calculator
$
%
Historic average is ~3.0%
Evaluating $100.00 in 1990 over 36 years of compounding inflation at 3.0% equates to...
$289.83
Value difference: +$189.83
Original ValueInflation Difference
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Inflation Calculator の使い方
Enter a dollar amount and two years (past and present, or present and future). The calculator adjusts the value for inflation using historical CPI data, showing you the equivalent purchasing power. See exactly how much a dollar from the past would be worth today, or what today's dollar will buy in the future.
1
Enter your parameters
Configure the inputs for the Inflation Calculator according to your specific needs.
2
View real-time results
The utility instantly processes your request and displays the calculated outputs directly in your browser.
3
Copy or Download
Click the copy icon next to the final output to instantly grab the result, or export it if applicable.
よくある質問
What is inflation?+
Inflation is the rate at which the general price level of goods and services rises over time, reducing purchasing power. If inflation is 3%, something costing $100 today will cost $103 next year.
What is the average inflation rate?+
The US has averaged approximately 3.2% annual inflation historically over the past century. Recent decades have seen lower averages (2-2.5%), though post-2020 rates spiked significantly higher.