👤

calculati a) 2 h 13 min+8 h 52 min:;b)3 h 28 min +1 h 40 min;c)3 h 27 min 43 s+ 2 h 42 min 26 s;

Răspuns :

a) 2 h 13 min + 8 h 52 min = 11 h 05 min
b) 3 h 28 min + 1 h 40 min = 5 h 08 min
c) 3 h 27 min 43 s + 2 h 42 min 26 s = 6 h 10 min 09 s