Question

1 h 40 min + 1h 40 min
8 min 10 s - 7 min 2 s
13 min - 5 min 35 s

Answer 1

Answer:

1h 40 min+1 h 40 min= 3h 20 min

8 min 10 s-5 min 2 s =3 min 8 s

13 min-5 min 35 s=7 min 25 s