It's still worth one dollar.
Little Bill - 1999 The Dollar The Choice was released on: USA: 27 December 1999
$20
Like all modern $1 bills, a 1999 US $1 bill is worth one dollar. If your question is asking if it's worth more than one dollar to a collector, these bills have no added value unless they're in the best possible uncirculated condition.
$20
about $11
20
A ten dollar bill made in 1999 would equal ten dollars it'd just be old and worht the same as a new ten dollar bill.
it was on the 1 dollar bill
you use one ten dollar bill, one five dollar bill, and one one dollar bill.
One dollar bill silver dollar ,year is 1923
Dollar bills are not always worth one dollar, however one dollar bills are worth one dollar for the sake that 1=1, it is a one dollar bill, and can be exchanged for goods and services.