Converting Time and Calculating Time

Feedback: Not quite! There are 60 minutes in 1 hour, so 2 hours × 60 = 120 minutes.

Feedback: Not quite! There are 60 seconds in 1 minute. Divide 180 by 60: 180 ÷ 60 = 3 minutes.

Feedback: Not quite! Each day has 24 hours, so 2 days equals 48 hours. Adding 6 hours gives a total of 54 hours.

Feedback: Not quite! Two hours equals 120 minutes, and adding 30 minutes gives a total of 150 minutes.

Feedback: Not quite! Each hour has 60 minutes, so 2 hours equals 120 minutes. Adding 15 minutes gives a total of 135 minutes.

Feedback: Not quite! Subtract 15 minutes from 45 minutes, leaving 30 minutes. Since 20 seconds is smaller than 30 seconds, borrow 1 minute, reducing the minutes to 29. Now, subtract 30 seconds from (20+60) seconds, giving 50 seconds, so the final answer is 29 minutes and 50 seconds.