Question

3 hrs 20 minutes- 1 hr 48 minutes

Answer 1

You first convert everything to minutes

3hrs= 60x3=180mins

1hr= 60x1=60mins

then you add 20 to 180

200

and you also add 48 to 60

104

200-104=

96

Then you convert to hrs and mins

96-60=36

1hr 36mins