# Calculating duration of time in hours and minutes

## Lesson details

### Key learning points

1. In this lesson, we will calculate durations of events that are more than one hour.

### Licence

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## Video

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## Worksheet

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## Starter quiz

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### 3 Questions

Q1.
Jane started the race at twenty past two. She finished 20 minutes later. What time did she finish the race?
Twenty past one
Twenty to two
Q2.
Sam started the race at quarter to five. He finished 35 minutes later. What time did he finish the race?
Five o'clock
Ten past four
Q3.
Sam started the race at twenty past two. He finished 20 minutes later. What time did he finish the race?
Half past two
Two o'clock

## Exit quiz

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### 3 Questions

Q1.
Mary started the race at ten past three. She finished one hour and twenty minutes later. What time did she finish the race?
Four o'clock
Half past three
Q2.
Alex started the race at ten past three. She finished one hour and twenty five minutes later. What time did she finish the race?
Half past four
Quarter to four
Correct answer: Twenty five to five
Q3.
Charlie started the race at ten past three. He finished one hour and ten minutes later. What time did he finish the race?