✦ Economics & Economic Indicators

Inflation Rate Calculator

Calculate the percentage change in a price index between two periods.

Economics referenceFree calculatorGlobal reference

Calculator

Enter the values below. Each quantity identifies its unit or meaning.

index value
index value

Result

Calculated from your inputs.

Inflation rate = (current price index − previous price index) ÷ previous price index × 100.
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Reference calculation only. Check the assumptions and definitions appropriate to your analysis.

How to use this calculator

What to enter

Enter or select the following as requested: Previous price index; Current price index. Follow the units, valid ranges, examples, and options displayed beside each field.

What the result means

The financial result is an estimate from the amounts, rates, dates, and periods entered. Check whether the rate is annual or periodic, how compounding and fees are handled, and whether taxes or inflation are included.

When to use it

Use this to compare financial scenarios with consistent assumptions. Verify current contract terms, tax treatment, and fees before making a financial commitment.