Réponses

2014-01-21T16:29:11+01:00
1min=60s
1h=3600s

2h ⇒ 7200s
47min ⇒ 2820s
52.4s ⇒ 52.4s

2h47min52.4s ⇒ 10 072.4 s


2014-01-21T16:35:34+01:00
1h = 3600 secondes
1 min = 60 secondes
2 h 47 min 52.4 s = 1072,40
secondes