KS2 Primary Maths Age 13-17 - Measure: Units and Conversions - Explained

The video tutorial explains how to calculate time differences in minutes and seconds using examples of Jack, Ali, and Layla's running times. It highlights common mistakes students make, such as incorrect conversion of seconds to minutes, and provides tips for accurate calculations. The tutorial concludes with advice on preparing for exams, emphasizing the importance of understanding arithmetic and reasoning skills.

How much longer did Ali take to finish the run compared to Jack?

• 2 minutes and 30 seconds

• 5 minutes and 20 seconds

• 4 minutes and 10 seconds

• 3 minutes and 50 seconds

What is the correct way to convert 75 seconds into minutes and seconds?

• 1 minute and 25 seconds

• 1 minute and 30 seconds

• 2 minutes and 5 seconds

• 1 minute and 15 seconds

How long did Ali take to complete the run?

• 57 minutes and 15 seconds

• 55 minutes and 45 seconds

• 56 minutes and 15 seconds

• 58 minutes and 10 seconds

How much time did Layla finish before Jack?

• 8 minutes and 45 seconds

• 7 minutes and 30 seconds

• 6 minutes and 50 seconds

• 9 minutes and 15 seconds

What is the correct way to handle subtraction when seconds are insufficient?

• Borrow 50 seconds from the minutes column

• Borrow 30 seconds from the minutes column

• Borrow 10 seconds from the minutes column

• Borrow 60 seconds from the minutes column

What was Layla's total time to complete the run?

• 43 minutes and 50 seconds

• 46 minutes and 20 seconds

• 44 minutes and 40 seconds

• 45 minutes and 30 seconds

What should you remember when working with hours, minutes, and seconds?

• Convert minutes to hours when over 30

• Ignore seconds if they are less than 10

• Leave seconds as they are

• Always convert seconds to minutes when over 60