Time Unit Converter

How many minutes are in 2.75 hours?

You are adding up hours on a project to send an invoice, or working out how many weeks 45 days of training is, or how many days fit into a million seconds. The math is simple in theory, but mistakes creep in with all the multiplying by 60 and 24. Jood's time converter switches between seconds, minutes, hours, days, weeks, months and years.

How to use it

1. Enter the duration, with decimals if needed.
2. Choose the unit you are converting from and the one you want.
3. Click "Start Now".

Examples worked out with the tool

• 2.75 hours is 165 minutes, and 150 minutes is 2.5 hours.
• 45 days is 6.4286 weeks, and 36 hours is 1.5 days.
• A day has 86,400 seconds, and a million seconds is only 11.5741 days.
• A week is 168 hours and a year is 8,760 hours, or 52.1429 weeks.

The decimal hours trap

Results come out as decimals, not hours and minutes. 1.5 hours means an hour and a half, so 1:30, not 1:50. That slip shows up all the time on timesheets and invoices. To get the usual format, multiply the decimal part by 60: 0.75 hours is 45 minutes, so 2.75 hours is 2 hours 45 minutes.

How the tool counts months and years

Months are not all the same length, so the tool uses an average: a month is one twelfth of a 365-day year, which is 30.4167 days, so six months come to 182.5 days. A year is 365 days, with no leap years. That is fine for estimates and comparisons; for exact dates, like the end of a contract or a legal deadline, count on a calendar.

To find your age in years, months and days, use the age calculator, and for speeds the speed converter. The calculation runs on Jood's server and nothing is stored.