If you took the annual inflation of 3.32 percent and took $1 from 1980, it would be worth $3.03 in 2014. The total inflation is over 200 percent.
Around 500 dollars
Morgan dollars were minted from 1878 to 1904 and again in 1921. Susan B. Anthony dollars were minted in 1980 and they're made of copper-nickel, not silver and have no added value if found in change.
Please check your coin again. Peace dollars were made from 1921 to 1935. All 1980 US dollar coins carry a picture of Susan B. Anthony.
They contain absolutely no silver, and they're worth one dollar each.
At todays value, I think it is about .055 cents. To start with its not a 5 dollar Mexican peso. Its a 5 peso coin which is absolete in Mexico today. Only value is its composition if silver could be worth as much as10 dollars.if not a few cents.
The "P" Mint mark was not used on half dollars until 1980, it's only a half dollar so spend it.
$1 in 1980 was worth $2.61 in today's money.
The average cost of a home in 1980 was 76,400 dollars. The median household income was about 17,000 dollars. A gallon of gas was 1.25 dollar.
In 1980 1USD=7.8 INR
Not silver. All circulating half dollars struck since 1971 are made of copper-nickel and are only worth 50 cents.
A 1980 Half Dollar struck for circulation has no value above 50 cents.Only high grade mint state coins are more than face value at $1.00-$1.25 retail
1980 would make it a Susan B. Anthony dollar, and it's only worth face value.