More information is needed. $2 United States Notes, identified by red seals, were issued for over 100 years. Please post a new question with the bill's date, and whether there is a small letter next to or below the date.
$20
$10
As you have seen in many other postings, a bill's serial number almost never has anything to do with its value.
Worth about 4 to 10 dollar depending on condition
A bill's serial number rarely affects its value or helps to ID it. Please post a new, separate question with the bill's date and what letter, if any, is next to the date.
Depends on year and how low the serial number is.
The percentage of a partial bill really has little to do with its value. Any bill is worth its face value if it contains a complete serial number and any part of the other serial number.
$20
$20
$10
As you have seen in many other postings, a bill's serial number almost never has anything to do with its value.
$5
The value is determined by the series (date) and condition.
The value is more dependent on the year (series) of the bill. The serial number by itself isn't enough information.
The value of a ten dollar bill is $10. The serial number on a bill does not affect its face value but can sometimes be of interest to collectors for its rarity or unique pattern.
$20 Dollars.
100 dollars...idiot