Respuesta :
12 hrs 30 mins can be written as
11 hrs and 90 mins
- 9 hrs and 45 mins
————————————-
2 hrs and 45 mins
11 hrs and 90 mins
- 9 hrs and 45 mins
————————————-
2 hrs and 45 mins
- Answer:
2 hours 45 minutes
- Step-by-step explanation:
12h30m - 9h45m =
= (12×60m + 30m) - (9×60m + 45m)
= 750m - 585m
= 165 minutes
= 120m + 45m
= 2 hours 45 minutes
