Question

matematica
exercitii:
67° 18' +35° 54°
21° 53' +73° 48​

Answer 1

Răspuns:

67°18'+35°54'=18'+54'=72'

67°+35°=102°=>103°12'

72'-60'=12'(scadem cu 60 min, fiinca o ora are 60 min)

21°53'+73°48'=53'+48'=101'

21°+73°=94°=>95°41'

101'-60'=41'