How to add hours and minutes

- Add the hours together.
- Add the minutes together.
- If the number of minutes is 60 or more do the following:
- Subtract 60 from the number of minutes.
- Increase the number of hours by one.
- Repeat this process if the number of minutes is still 60 or more.

Example: Add 4 hours 21 minutes plus 2 hours 47 minutes.

- Add the hours together. (4 hours + 2 hours = 6 hours)
- Add the minutes together. (21 minutes + 47 minutes = 68 minutes)
- If the number of minutes is 60 or more do the following:
- Subtract 60 from the number of minutes. (68 minutes - 60 minutes = 8 minutes)
- Increase the number of hours by one. (6 hours + 1 hour = 7 hours)
- Repeat this process if the number of minutes is still 60 or more.

- Answer: 7 hours 8 minutes