₹100 in 1977 is worth ₹121.32 in 1980

1.21× price rise

Average India inflation: 6.65% a year over 3 years. Prices did not double in this span. Highest year: 1980 (11.3%). Lowest: 1978 (2.5%).

Converter

1977	in 1980	1980 amount in 1977 money
₹1	₹1.21	₹0.82
₹10	₹12.13	₹8.24
₹100	₹121.32	₹82.43
₹1,000	₹1,213.19	₹824.27
₹10,000	₹12,131.94	₹8,242.70
₹100,000	₹121,319.42	₹82,427.03

Same span in US dollars

The rupee averaged ₹8.77/USD in 1977 and ₹7.89/USD in 1980. ₹121 in 1980 is about $15.39; ₹100 in 1977 was about $11.41. Measured in dollars, the rupee amount went from $11.41 to $15.39.

Year by year (value of ₹100 from 1977)

Year	Value	Inflation
1977	₹100.00
1978	₹102.52	2.5%
1979	₹108.96	6.3%
1980	₹121.32	11.3%

1977–1979 · 1977–1981 · All years

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How much is ₹100 from 1977 worth in 1980?

₹100 in 1977 had about the same buying power as ₹121.32 in 1980, based on India consumer price index data.

What was the average inflation rate in India from 1977 to 1980?

About 6.65% per year, compounding to a 21.3% total rise in prices over 3 years.

Which year between 1977 and 1980 had the highest inflation?

1980 saw the largest annual rise in the index (11.3%); the lowest was 1978 (2.5%).

Historical statistics for education only. Not investment advice. US CPI: U.S. Bureau of Labor Statistics CPI-U (public domain), annual averages; 2026 = Sep 2026 index. India CPI: World Bank WDI FP.CPI.TOTL (source IMF IFS), licensed CC BY 4.0. INR/USD: Federal Reserve Board H.10. Sources & method · Embed this calculator · BacktestCard