Basic Time Interval

Matt went to the dentist at 2:35. He left the dentist at 3:11. How long was he at the dentist?

• hour and 11 minutes

• 25 minutes

• 36 minutes

• 35 minutes

What is the elapsed time between these two clocks?

• hour 10 minutes

• hour

• 10 minutes

• 20 minutes

The clock shows the current time. Your math class begins at 1:05 p.m. How many more minutes will it be before your math class begins?

• 60 minutes

• 55 minutes

• 50 minutes

• 45 minutes

Sarah works an 8-hour shift at the fairgrounds. If she starts work at 9:15 a.m., what time is she finished?

• 8:00 p.m.

• 5:15 a.m.

• 5:00 a.m.

• 5:15 p.m.

What is the time interval between 9:20 AM and 11:45 AM?

• 1 hour 25 minutes

• 2 hours 15 minutes

• 2 hours 25 minutes

• 3 hours

Sarah has band practice 20 minutes after the time shown on the clock. What time does her practice start?

• 5:50

• 10:50

• 10:45

• 9:45

How long is our lunch?

• 20 minutes

• 30 minutes

• 35 minutes

• 26 minutes

What is the time interval between 2:40 PM and 5:00 PM?

• 2 hours

• 2 hours 20 minutes

• 2 hours 40 minutes

• 3 hours

Jess ate lunch at 1:00pm. Before she ate lunch, she watched tv for 20 minutes. She got home 10 minutes before she started watching tv, as shown on the number line below.

What time did Jess get home?

• 12:30

• 1:30

• 12:40

• 1:20

Jennifer begins flute practice at 4:05. She practices till 4:47. How long did she practice?

• 52 minutes

• 50 minutes

• 42 minutes

• 40 minutes