 # Time in Hours and Minutes – Measurement, Units, Conversions, Examples | How to Add and Subtract Time in Hours and Minutes?

Time in Hours and Minutes: Measurement of time is an extremely important subject in our life. Students may find it difficult to measure time in hours and minutes. Hours and minutes are used to measure the time. Learn how to read time in hours and minutes from this page. Measure the time in hours, minutes, and seconds to read out the following figures of clock/watch. Students can improve their math skills by solving the questions given in the below section.

Do Refer:

## What is Time?

Time can be defined as the dimension based on which the evolution of any system takes place. An hour consists of a certain number of minutes, days or hours, and years of days. Time can be expressed in terms of hours, minutes, seconds, milliseconds, days, weeks, months, and years. The ways of expressing time are past, present, and future.

### Units of Time | Measurement of Time

The SI unit of time is seconds. Let us see the conversion of time in hours, minutes, and seconds from here.
1 day = 24 hours
1 hour = 60 minute
1 minute = 60 seconds

### Hours and Minutes Conversion | Conversion of Hours to Minutes

Hours and minutes are the units used to measure the time. One hour can be written as 60 minutes. Also, we can write the minutes as a decimal number of hours. Half an hour is equal to 30 minutes. 0.25 hours can be written as 15 minutes. 0.75 hours can be written as 45 minutes.

### How to Calculate Time in Hours and Minutes?

Know how to calculate the time in hours and minutes from here.

1. First, convert the given question in hours or minutes.
2. And then perform addition or subtraction to calculate the time in hours and minutes.
3. In the case of days convert the days to hours.
4. In the case of hours convert hours to minutes.

### Time in Hours and Minutes Solved Problems

Example 1.
Find the time in hours and minutes by using the below picture. Solution:
By using the above clock we can find the time of the clock.
The shorthand or hours hand is on 3 and the minutes hand is on 6.
So, the time is 3 hour 30 minutes (3:30).

Example 2.
How to write two and half hours in minutes?
Solution:
We have to convert hours to minutes.
1 hour = 60 minutes
2 hours = 2 × 60 = 120 minutes
Thus 2 hours 30 minutes = 120 minutes + 30 minutes = 150 minutes
Thus two and half hours in minutes can be written as 150 minutes.

Example 3.
Annie went to dancing class at 3:45 p.m and came home at 6 p.m. How many hours did she practice?
Solution:
Given,
Annie went to dancing class at 3:45 p.m and came home at 6 p.m.
6 hour 00 minutes – 3 hours 45 minutes.
We can write 6 hours as 5 hour 60 minutes
5 hour 60 minutes
-3 hour 45 mins
2 hour 15 minutes
Thus she practices dance for 2 hours 15 mins.

Example 4.
Varma went to a picture the duration of the show is 2 hours 15 minutes. He came home at 6:45 p.m. When did the picture start?
Solution:
Given,
Varma went to a picture the duration of the show is 2 hours 15 minutes.
He came home at 6:45 p.m.
6 hour 45 minutes
-2 hour 15 minutes
4 hour 30 minutes
Thus the picture starts at 4:30 p.m.

Example 5.
Rahul sleeps for 8 hours 30 minutes. He goes to bed at 10:30 p.m. What is his wake up time?
Solution:
Given,
Rahul sleeps for 8 hours 30 minutes.
He goes to bed at 10:30 p.m.
10:30 p. m + 8 hour 30 mins = 6:30 a.m.
Thus his wake up time is 6:30 a.m

### FAQs on Time in Hours and Minutes

1. How many hours are in a day?

There are 24 hours in a day.

2. What is 6.45 hours in hours and minutes?

We have to convert 6.45 hours to hours and minutes.
6.45 hours can be written as 6 hours and 45 minutes.

3. How many minutes are in 2 hours?

Convert hours to minutes.
1 hour = 60 minutes
2 hours = 2 × 60 = 120 minutes
Thus 2 hours = 120 minutes
There are 120 minutes in 2 hours.

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