how to work out salary
Calculate the average number of regular and overtime hours and work out your weekly and annual regular and overtime pay. Add these together to determine your annual salary. 1  Suppose in a four week period, you work 50 hours, 45 hours, 42 hours and 47 hours.verage your weekly number of hours if you work a different amount each week. If you work a different number of hours each week, keep track of your weekly hours for one month. Then find the average number of hours per week you worked, and multiply to find your annual salary.