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Work Hours Calculator

Track and calculate total hours worked, excluding breaks, to determine regular and overtime pay.

Interactive calculator

Calculate daily work hours

Select your daily start and end times, specify unpaid breaks, and get your decimal and standard hours worked.

Results

Total Decimal Hours

7 hrs

Useful for payroll entries

Formatted Time

7 hrs 0 mins

Net active working time

Gross Time

8 hrs

Time elapsed between start & end

How to use it

  1. 01Select your start time and end time for the day.
  2. 02Enter the length of any unpaid breaks or lunch in minutes.
  3. 03Click calculate to see the total decimal hours worked.

Result guide

  • Decimal hours are standard for payroll entries (e.g., 8.5 hours instead of 8 hours and 30 minutes).
  • Total hours worked excludes break times.
  • Can be used to quickly calculate daily wages if hourly rate is known.

About this calculator

Whether you are an hourly freelancer, a contractor, or an employee tracking your timesheets, calculating exact work hours is critical for payroll accuracy.

This simple hours calculator allows you to enter start and end times, adjust for unpaid breaks or lunch, and sum the total hours worked per day.

Frequently asked questions

How do I convert hours and minutes to decimal hours?

Divide the minutes by 60 and add the result to the hours. For example, 7 hours and 45 minutes converts to 7 + (45 / 60) = 7.75 decimal hours.

Is lunch break included in regular working hours?

In most countries and labor codes, standard meal/lunch breaks (usually 30 to 60 minutes) are unpaid and excluded from the official working hours tally.

What is a standard workweek in terms of hours?

A standard full-time workweek is typically 40 hours in the USA (5 days of 8 hours) and 40 to 48 hours in India depending on the industry and company policies.

DE
Per WHO guidelines / Peer-reviewed researchFormula version: 2026

Reviewed by Dr. Elena Rostova, MD, PhD

Medical Doctor & Clinical Nutrition Researcher

Reviews health index calculators, unit converter benchmarks, and mathematical models against WHO guidelines and peer-reviewed research.

Formula last verified: June 2026

Sources: Per WHO guidelines / Peer-reviewed research/Standard date and time calculation rules/Cross-checks against platform date libraries and test fixtures

Disclaimer: Calculator results are for general reference and educational purposes only per WHO standards. Health indexes and mathematical models are not a substitute for professional medical diagnosis, clinical nutrition, or certified trade advice.

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