Unless it's a special 40% silver collectors coin with an "S"mintmark, the answer is none.
It is worth 50 cents in any circulated condition, but $1.50 in uncirculated condition
HALF a dollar - $0.50
I suspect you've made an error in the question.A 1976 Eisenhower dollar is worth approximately $1.00.A 1976 Kennedy half-dollar is worth approximately $0.50.
A 1969 silver Kennedy half dollar is worth $5 inn perfect condition. The value of the silver is worth $2.87.
You first have to determine whether it's silver or just silver-colored. Please see the Related Question for more information.
It's a common bicentennial half dollar, worth 50 cents.
The Bicentennial Half Dollar is worth from $2-5
If you mean a 1998 Kennedy half dollar, the coin has no silver in it and is worth face value.
The 1966 Kennedy half dollar is 40% silver and worth about $5.00.
Kennedy is on the HALF dollar, not dollar. There were no U.S. silver dollars minted in the 1960s. The '64 Kennedy half is 90% silver and extremely common, currently worth about $10.50 for the silver.
If the coin is a US Kennedy half dollar dated 1974 it has no silver in it and is face value.
It's worth 50 cents.