ex 3 si 4 va rog e urgent raspunsurile bine primesc coronita

3a) 8 ⁰ = 8 x 60 = 480 ' (480 minute)

b) 35 ⁰ = 35 x 60 = 2100 '

c) 9 ⁰ 10 ' = 9 x 60 + 10 = 550 '

d) 15 ⁰ 30 ' = 15 x 60 + 30 = 930 '

e) 65 ⁰ 45 ' = 65 x 60 + 45 = 3945 '

4a) 300 ' = 300 : 60 = 5 ⁰

b) 1200 ' = 1200 : 60 = 20 ⁰

c) 3720 ' = 3720 : 60 = 62 ⁰

d) 3750 ' = 3750 : 60 = 62 ⁰ 30 '

e) 4845 ' = 4845 : 60 = 80 ⁰ 45 '