Q.1: Add the following:
- 5 hours 30 minutes and 3 hours 20 minutes
- 8 hours 26 minutes and 4 hours 36 minutes
- 12 minutes 52 seconds and 12 minutes 24 seconds
- 8 minutes 36 seconds and 5 minutes 34 seconds
- 2 years 8 months and 2 years 4 months
- 5 years 6 months and 4 years 8 months
Q.2: Subtract the following:
- 8 hours 14 minutes – 4 hours 4 minutes
- 12 hours 23 minutes – 10 hours 30 minutes
- 36 minutes 14 seconds – 22 minutes 23 seconds
- 42 minutes 33 seconds – 26 minutes 42 seconds
- 8 years 4 months – 6 years 5 months
- 12 years 9 months – 5 years 11 months