No, you will not get into trouble with the law for cutting the bills apart and spending the resultant $80. However, the set of 4 uncut $20 bills is almost certainly worth more than $80 to a collector, so you would be losing value if you did so.
moneyfactory.gov
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A sheet of uncut dollar bills, which typically contains 32 notes, is worth the total face value of the bills it contains. For example, a sheet with 32 one-dollar bills would be worth $32, while a sheet with 32 twenty-dollar bills would be worth $640. However, uncut sheets can also have collectible value that may exceed their face value, depending on market demand and condition.
You can still buy uncut sheets from the Bureau of Engraving and Printing. This is not an error. Value is $4.
roughly $750.00
Eight dollars.
About 26 wide by 22 high
$40.00 There are too many uncut sheets out there to be worth any more than face value.
The value of a sheet of 32 uncut two-dollar bills from 1995 can vary based on condition and market demand, but it typically ranges from $500 to $1,200 or more. Uncut sheets are often sought after by collectors, and their value may increase if they are in pristine condition or if there is heightened interest in two-dollar bills. It's advisable to consult a currency dealer or auction house for a more precise appraisal.
If you had a sheet of uncut two dollar bills, they would be worth far more than just two bills. Depending on their condition, the bills together would fetch between $2 and $10.
$32 would be the value. You can buy bills in sheets through the Bureau of Engraving and Printing at moneyfactory.com
Four genuine bills on a sheet will NOT have the same exact serial number.