So, first ask your dentist. Then, google it. Then, go to the store and get some instant spuds (Idahoan is my fav'), and make it with too much milk and water. In other words, make some soup that will solidify in your stomach but go down easier.
Another purpose of a paycheck stub is to ensure that an employee is aware of deductions made for tax purposes or benefits. These will typically be shown separately for each deduction, such as federal taxes, state taxes, health benefits, and retirement programs.
I worked at the foundry from 1964 to 1969 and I still have my first paycheck stub. Be able to provide your Oregon DMV number, a Social Security number, or identification such as a paycheck stub or a bank statement. Figure out those numbers on your paycheck stub, and you'll take a small step toward understanding taxes.