Grade 3 Practice

Time Conversions & Duration

Convert between hours, minutes, and seconds, and calculate elapsed time.

Practice Questions

10 questions

1
How many minutes are in 3 hours?
2
Convert 145 minutes to hours and minutes (example: 2 hours 25 minutes).
3
A movie runs from 10:15 a.m. to 12:40 p.m. How long is it? (example: 2 hours 25 minutes)
4
Convert 75 seconds to minutes and seconds (example: 1 minute 15 seconds).
5
How many minutes are in 2 hours 30 minutes?
6
How many days are in 1 week?
7
Convert 4 hours 15 minutes to minutes.
8
How much time passes from 3:40 p.m. to 4:25 p.m.? Answer in minutes.
9
Add 2 hours 30 minutes and 45 minutes (example: 3 hours 15 minutes).
10
How long is it from 8:35 a.m. to 10:05 a.m.? (example: 1 hour 30 minutes)

Complete the questions, then check your answers.