Time-and-a-Half Earnings Calculator
Standard Formula
Overtime Pay = Regular Rate × 1.5 × Overtime Hours
This represents gross earnings earned exclusively from overtime hours at 1.5× your base wage.
How Time-and-a-Half Earnings Calculator Works?
The Time-and-a-Half Earnings Calculator works by multiplying your hourly rate by 1.5 and then by the overtime hours you worked. The result is the gross dollar amount earned from overtime alone.
1Enter your hourly rate
Type the regular base wage, for example $25.00 per hour.
2Enter overtime hours
Add the hours worked past the 40-hour weekly threshold, in decimal hours. 10 hours 30 minutes is 10.5.
3Read total overtime pay
The calculator returns rate × 1.5 × hours. 10 hours at $25.00 per hour equals $375.00.
4See the premium inside the total
The premium line shows the 0.5× share of the total, $125.00 in the default example.
Time-and-a-Half Earnings Calculator Formula
The Time-and-a-Half Earnings Calculator formula is Overtime Pay = Regular Rate × 1.5 × Overtime Hours.
Overtime pay
OT Pay = Rate × 1.5 × OT Hours
Premium portion
Premium = Rate × 0.5 × OT Hours
- Rate
- Regular hourly wage in $/hr.
- OT Hours
- Hours worked over 40 in the workweek, in decimal hours.
- OT Pay
- Gross overtime earnings before tax withholding.
Worked example: 6 hours 45 minutes at $19.60
6 hours 45 minutes = 6.75 decimal hours.
OT Pay = $19.60 × 1.5 × 6.75 = $198.45.
Premium = $19.60 × 0.5 × 6.75 = $66.15.
Time-and-a-Half Earnings Calculator Conversion Table
The Time-and-a-Half Earnings Calculator conversion table shows overtime pay for 2 to 20 overtime hours at 3 common wages: $15, $20 and $28 per hour.
| Overtime Hours | Pay at $15/hr ($22.50 OT) | Pay at $20/hr ($30 OT) | Pay at $28/hr ($42 OT) |
|---|---|---|---|
| 2 hrs | $45.00 | $60.00 | $84.00 |
| 4 hrs | $90.00 | $120.00 | $168.00 |
| 5 hrs | $112.50 | $150.00 | $210.00 |
| 6 hrs | $135.00 | $180.00 | $252.00 |
| 8 hrs | $180.00 | $240.00 | $336.00 |
| 10 hrs | $225.00 | $300.00 | $420.00 |
| 12 hrs | $270.00 | $360.00 | $504.00 |
| 15 hrs | $337.50 | $450.00 | $630.00 |
| 20 hrs | $450.00 | $600.00 | $840.00 |
What is Time-and-a-Half Earnings Calculator?
A Time-and-a-Half Earnings Calculator is a tool that converts overtime hours into overtime dollars at 1.5× the regular wage.
The calculator answers the question "How much will my overtime pay be?" The result excludes the first 40 regular hours, so the figure equals the overtime line on a paystub.
Gross overtime is taxed as ordinary wages. For tax years 2025 through 2028, US workers can deduct the qualified premium portion of FLSA-required overtime, up to $12,500 per year ($25,000 for joint filers).
What are the uses of Time-and-a-Half Earnings Calculator?
There are 5 main uses of the Time-and-a-Half Earnings Calculator for workers and payroll staff.
Paycheck forecasts
Hourly workers predict the overtime line on the next paycheck.
Overtime offers
Employees price a manager’s request for 5 or 10 extra hours before saying yes.
Savings goals
Workers count the overtime hours needed to fund a bill, a trip or an emergency fund.
Tax deduction records
Filers separate the premium part of overtime for the federal overtime deduction.
Payroll spot checks
Payroll clerks confirm the overtime amount for one employee before running payroll.