Question

Addition and subtraction of time

Answer 1

a) 12 hours 15 min
c) 9 MIN 35 sec
e)13 years

Answer 2

00a) 6h 40min+5h 35 min=12h 15min
b) 5min 55s+3min 40s=8min 95s
e) 4 years 8 month +8years 4 months=13 years