According to the web site: measuring worth . A 1964 twenty dollar bill is worth $138.77
from the web site: $138.77 in the year 2008 has the same "purchase power" as $20 in the year 1964.
http://www.measuringworth.com/ppowerus/result.php The above answer applies only to purchasing power, not to the value of a bill as a collectible. However, the U.S. didn't print any $20 bills dated 1964 so there's no way to collect one.
Twenty
The 1964 is worth about $1200, and '65-70 are worth about $500.
It is worth about 10-15 dollars.
Adjusting for inflation, $1 in 1964 would be about $7.50 in 2012.
$2938
A twenty dollar bill with a star on it can be worth different amounts depending on the date. A 1914 twenty dollar bill with a star on it is worth 1000 dollars.
Twenty
1848. Silver. Twenty. Dollar. Coin
twenty dollars
The 1964 is worth about $1200, and '65-70 are worth about $500.
about twenty to twenty five cents
It is worth about 10-15 dollars.
Adjusting for inflation, $1 in 1964 would be about $7.50 in 2012.
$1.00 in 1964 had the same buying power as $7.65 in 2016.
about 5 or 6 dollars
Twenty dollars...
A twenty dollar suitcase carrying $999,999,999,980.00