New Compensation Pays in Contract = Old Compensation Pays in Contract - Old Compensation Pays Paid
Amount to be Earned = [(Old Compensation Contract Work Days - Old Compensation Contract Days Worked) x New Compensation Daily Rate]
Retro Amount = (New Compensation Daily Rate - Old Compensation Daily Rate) x Days Since Raise
New Compensation Amount Earned = Old Compensation Accrued Wages
New Compensation Contract Obligation = Amount to be Earned + Old Compensation Accrued Wages
Add Retro Amount to New Compensation Amount Earned
Add Retro Amount to New Compensation Contract Obligation