Mathématiques

Question

1820seconde =. H. Min. S
2h10min20s=. S
1820seconde =. H. Min. S 2h10min20s=. S

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  • Bjr

    1 h = 60 min = 3 600 s

    1 min = 60 s

    2 h 10 min 20 s = (2 * 3 600) + (10 * 60) + 20 = 7820 s

    1820 secondes = (0.5 * 3600) + 20 s = 0.5 h 0 min 20 s

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