Example 1 · level 1
A bus ride to the market lasted from 1:50 p.m. to 2:35 p.m.. How many minutes is that?
Show solution
- 1:50 p.m. → 2:00 p.m.: 10 min.
- 2:00 p.m. → 2:35 p.m.: 35 min.
- Total: 45 minutes.
Answer: 45 minutes
CLASS 3 MATHS · TIME
How long did it take? (elapsed time)
1 hour = 60 minutes. Count on from the start time to the end time.
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Worked examples
Example 2 · level 2
A dance class lasted from 8:25 a.m. to 9:55 a.m.. How many minutes is that?
Show solution
- 8:25 a.m. → 9:00 a.m.: 35 min.
- 9:00 a.m. → 9:55 a.m.: 55 min.
- Total: 90 minutes.
Answer: 90 minutes
Example 3 · level 3
A school assembly lasted from 5:05 p.m. to 6:45 p.m.. How many minutes is that?
Show solution
- 5:05 p.m. → 6:00 p.m.: 55 min.
- 6:00 p.m. → 6:45 p.m.: 45 min.
- Total: 100 minutes.
Answer: 100 minutes