Index Number Calculator

Calculate a simple price or quantity index number relative to a base period value.

Index Number

125.0000

Change from Base (%)25.0000
Current / Base Ratio1.250000

Index Number vs Current Period Value

सूत्र

## How to Calculate an Index Number ### Formula **Index = (Current Value / Base Value) * Base Index** An index number expresses a value relative to a base period. The base period is typically set to 100. An index of 125 means a 25% increase from the base. Index numbers are used for price indices (CPI), stock indices, and economic indicators.

हल किया गया उदाहरण

A commodity priced at $125 today vs. $100 in the base year.

  1. 01Index = (125 / 100) * 100 = 125
  2. 02Change from base = ((125/100) - 1) * 100 = 25%
  3. 03The price is 25% above the base period.