Let's solve each time word problem step by step:
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Problem 1:
Paul takes a health class every day. It begins at 10:00 am and ends at 3:00 pm. How long is the health class?
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Start Time: 10:00 am
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End Time: 3:00 pm
To calculate the duration:
1. From 10:00 am to 12:00 pm (noon) is
2 hours.
2. From 12:00 pm to 3:00 pm is
3 hours.
3. Total duration = 2 hours + 3 hours =
5 hours.
Answer: The health class lasts for
5 hours.
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Problem 2:
The shopping mall is 1 hour away from our house. If mum leaves from home at 2:00 pm, at what time will she reach the mall?
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Departure Time: 2:00 pm
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Travel Time: 1 hour
To find the arrival time:
1. Add 1 hour to the departure time.
2. 2:00 pm + 1 hour =
3:00 pm.
Answer: Mum will reach the mall at
3:00 pm.
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Problem 3:
My baking class begins at 11:45 am and ends at 1:45 pm. What is the total duration of my baking class?
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Start Time: 11:45 am
-
End Time: 1:45 pm
To calculate the duration:
1. From 11:45 am to 12:45 pm is
1 hour.
2. From 12:45 pm to 1:45 pm is
1 hour.
3. Total duration = 1 hour + 1 hour =
2 hours.
Answer: The baking class lasts for
2 hours.
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Problem 4:
I left home at 7:00 am for school. It’s a 15-minute walk from home to school. When do I arrive at school?
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Departure Time: 7:00 am
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Walking Time: 15 minutes
To find the arrival time:
1. Add 15 minutes to the departure time.
2. 7:00 am + 15 minutes =
7:15 am.
Answer: You arrive at school at
7:15 am.
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Problem 5:
My favorite TV show begins at 6:00 pm and ends at 7:30 pm. What is the time duration of the show?
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Start Time: 6:00 pm
-
End Time: 7:30 pm
To calculate the duration:
1. From 6:00 pm to 7:00 pm is
1 hour.
2. From 7:00 pm to 7:30 pm is
30 minutes.
3. Total duration = 1 hour + 30 minutes =
1 hour 30 minutes.
Answer: The TV show lasts for
1 hour 30 minutes.
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Problem 6:
Jennifer goes for a morning walk every day with her father before going to work. They leave home at 5:00 am and walk for full 2 hours and 30 minutes. At what time do they finish their walk?
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Departure Time: 5:00 am
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Walking Time: 2 hours and 30 minutes
To find the finish time:
1. Add 2 hours to the departure time: 5:00 am + 2 hours = 7:00 am.
2. Add 30 minutes to 7:00 am: 7:00 am + 30 minutes =
7:30 am.
Answer: Jennifer and her father finish their walk at
7:30 am.
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Final Answers:
1.
5 hours
2.
3:00 pm
3.
2 hours
4.
7:15 am
5.
1 hour 30 minutes
6.
7:30 am
Boxed Final Answer:
\[
\boxed{5 \text{ hours}, 3:00 \text{ pm}, 2 \text{ hours}, 7:15 \text{ am}, 1 \text{ hour } 30 \text{ minutes}, 7:30 \text{ am}}
\]
Parent Tip: Review the logic above to help your child master the concept of 3 grade problem solving worksheet.
