[header] How to work out your day rate [title] Gather the financial documents that detail the money you have made on a particular job. [step] This can include your pay stubs, tax documents and/or signed contracts. [title] Calculate the total amount paid for the work you did. 
[step] Remember to include commission, if that is part of your yearly salary. Generally, a day rate is calculated according to the gross income, and it does not factor in taxes , 401 k contributions or medical savings accounts.