Elapsed Time Math Example 3

Follow the full solution, then compare it with the other examples linked below.

Example 3

easy
A TV show starts at 7:30 PM and ends at 8:00 PM. How long is the show?

Solution

  1. 1
    End time − start time: \(8:00 - 7:30 = 30\) minutes.
  2. 2
    The show is 30 minutes long.

Answer

30 minutes
Subtract start from end time: 8:00 PM − 7:30 PM = 30 minutes.

About Elapsed Time

Calculating the amount of time that passes between a start time and an end time, using hours and minutes in base-60 arithmetic rather than base-10.

Learn more about Elapsed Time →

More Elapsed Time Examples

Example 1 easy

School starts at 8:00 AM and ends at 3:00 PM. How long is the school day?

Example 2 medium

A movie starts at 2:15 PM and lasts 1 hour and 45 minutes. What time does it end?

Example 4 medium

Lena starts reading at 4:20 PM and reads for 55 minutes. What time does she stop?

← All Elapsed Time Examples Elapsed Time Concept

Related Concepts

Telling TimeSubtraction