Adding and Subtracting Time Durations

The video tutorial teaches kids how to add and subtract time durations. It begins with an introduction to the concept of time written as hours, minutes, and seconds. The tutorial then provides examples of adding time durations, emphasizing the rule of adding hours to hours and minutes to minutes, and adjusting when minutes exceed 60. It also covers subtracting time durations, explaining how to handle cases where the minutes to be subtracted are greater than the available minutes. The video concludes with a prompt for a quiz and a brief promotion of Tootly's educational videos.

What is the first step in adding time durations?

• Convert all time to seconds

• Add hours to hours and minutes to minutes

• Add minutes to hours

• Subtract minutes from hours

If you add 3 hours and 40 minutes to 1 hour and 55 minutes, what is the result?

• 5 hours 35 minutes

• 4 hours 95 minutes

• 5 hours 95 minutes

• 6 hours 10 minutes

When adding time, what should you do if the minutes exceed 60?

• Add 60 to minutes and subtract 1 from hours

• Ignore the extra minutes

• Subtract 60 from minutes and add 1 to hours

• Convert minutes to seconds

What is the result of adding 6 hours 17 minutes to 3 hours 45 minutes?

• 10 hours 62 minutes

• 9 hours 62 minutes

• 10 hours 2 minutes

• 9 hours 2 minutes

What is the rule for subtracting time durations?

• Add hours to minutes

• Subtract hours from hours and minutes from minutes

• Subtract minutes from hours

• Subtract hours from minutes

What is the result of subtracting 8 hours 50 minutes from 10 hours 55 minutes?

• 1 hour 5 minutes

• 2 hours 5 minutes

• 2 hours 15 minutes

• 1 hour 15 minutes

How do you handle subtraction when the minutes to be subtracted are greater than the available minutes?

• Subtract 1 hour from the available hours

• Add 1 hour to the available hours

• Subtract 60 minutes from the available minutes

• Add 60 minutes to the available minutes and subtract 1 from the hours

In subtraction, if you have to subtract 40 minutes from 30 minutes, what should you do?

• Subtract 1 hour from the hours

• Subtract 60 minutes from 30 minutes

• Add 1 hour to the hours

• Add 60 minutes to 30 minutes and subtract 1 from the hours

What is the result of subtracting 5 hours 30 minutes from 7 hours 20 minutes?

• 2 hours 10 minutes

• 1 hour 50 minutes

• 2 hours 50 minutes

• 1 hour 40 minutes

What is the final step in both adding and subtracting time durations?

• Convert all time to seconds

• Ensure minutes are less than 60

• Subtract hours from minutes

• Add hours to minutes