The formula of calculating yearly income and hourly salary is as follow:
• Yearly income = Hourly wage × 40 hrs × 52 weeks
• Hourly wage = Yearly salary / ( 40 hrs × 52 weeks )
• Daily salary = Hourly wage × 8 hrs
• Weekly salary = Daily income × 5 days
• Biweekly income = Yearly salary / 26 biweeks
• Monthly income = Yearly salary / 12 months