Question

completati pe spatiile libere:3 h 45 min 15 s=...h=...min=...s b) 2 h 15 min 20 s =...h=...min=...s Pls repede !!!

Answer 1

3h 45 min 15 s= 10800s+2700s+15s=13515s
2h 15 min 20s=8120s
Sper ca te-am ajutat! :D

Answer 2

3 ore=3x60=180 minute
180+45=225 minute
225x60=13.500 secunde
13500+15=13515 sec.
3h 45 min15 sec=225 min=13515 sec

b).2 ore=2x60=120 minute
120+15=135 minute
135x60=8100 secunde
8100+20=8120 secunde
2h 15 min 20 s=135 min=8120 s