# Worksheet: Calculating Start Times

In this worksheet, we will practice how to model durations on analog clocks or number lines and count in fives to find the start time of events in minutes.

**Q1: **

It is 9 o’clock.

Pick the time it was 1 hour ago.

- A
- B
- C

**Q2: **

It is half past 5.

Pick the time it was 30 minutes ago.

- A
- B
- C

**Q3: **

It is quarter to 4.

Pick the time it was 15 minutes ago.

- A
- B
- C

**Q4: **

It is 10 minutes past 7.

Pick the time it was 1 hour ago.

- A
- B
- C

**Q5: **

It is 35 minutes after 9.

Pick the time it was 15 minutes ago.

- A