Inflation-Adjusted Return Calculator illustration

Inflation-Adjusted Return Calculator

Converts a nominal investment return into the real, inflation-adjusted return using the exact Fisher equation — and shows how the naive subtraction overstates it.

Read the full guide to this tool

Notes

Fisher: real = (1+nominal)/(1+inflation) − 1. At high inflation the naive “nominal minus inflation” shortcut goes badly wrong.
This is an educational estimate, not financial advice; talk to a qualified adviser before making money decisions.