$1 in 1980 is worth $0.91 in 1979

Value of $1 from 1980 to 1979

$1 in 1980 is equivalent in purchasing power to about $0.91 in 1979. The dollar had an average inflation rate of 10.46% per year between 1979 and 1980, producing a cumulative price increase of -9.47%.

This means that prices in 1979 are 9.47% lower than average prices since 1980, according to the Bureau of Statistics consumer price index.

The inflation rate in 1979 was 9.13%. The inflation rate in 1980 was 10.46%. The 1980 inflation rate is higher compared to the average inflation rate of 3.78% per year between 1980 and 2024.


Inflation from 1980 to 1979
Average inflation rate10.46%
Converted amount
$1 base
$0.91
Price difference
$1 base
$-0.09
CPI in 198026.400
CPI in 197923.900
Inflation in 19799.13%
Inflation in 198010.46%
$1 in 1980$0.91 in 1979

Recent AUD inflation
Annual Rate, the Bureau of Statistics CPI
Download

How to calculate inflation rate for $1, 1979 to 1980

Our calculations use the following inflation rate formula to calculate the change in value between 1979 and 1980:

CPI in 1979 CPI in 1980
×
1980 AUD value
=
1979 AUD value

Then plug in historical CPI values. The Australian CPI was 26.4 in the year 1980 and 23.9 in 1979:

23.926.4
×
$1
=
$0.91

$1 in 1980 has the same "purchasing power" or "buying power" as $0.91 in 1979.

To get the total inflation rate for the 1 years between 1979 and 1980, we use the following formula:

CPI in 1979 - CPI in 1980CPI in 1980
×
100
=
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

23.9 - 26.426.4
×
100
=
-9%

Data source & citation

Raw data for these calculations comes from the government of Australia's annual (CPI) as provided by the Reserve Bank of Australia. The consumer price index was established in 1922 and is tracked by Australian Bureau of Statistics (ABS).

You may use the following MLA citation for this page: “$1 in 1980 → 1979 | Australia Inflation Calculator.” Official Inflation Data, Alioth Finance, 26 Mar. 2024, https://www.officialdata.org/australia/inflation/1980?amount=1&endYear=1979.

Special thanks to QuickChart for their chart image API, which is used for chart downloads.

in2013dollars.com is a reference website maintained by the Official Data Foundation.


Ian Webster

About the author

Ian Webster is an engineer and data expert based in San Mateo, California. He has worked for Google, NASA, and consulted for governments around the world on data pipelines and data analysis. Disappointed by the lack of clear resources on the impacts of inflation on economic indicators, Ian believes this website serves as a valuable public tool. Ian earned his degree in Computer Science from Dartmouth College.

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Inflation from 1980 to 1979
Average inflation rate10.46%
Converted amount
$1 base
$0.91
Price difference
$1 base
$-0.09
CPI in 198026.400
CPI in 197923.900
Inflation in 19799.13%
Inflation in 198010.46%
$1 in 1980$0.91 in 1979