Question

1) resolva as operaçoes.
a)30'72'18'+16'17'18
b)8'17'16+16'52'56
c)8'17'16-2'20'30
d)90-818'16
e)82'32'17'13'68

Answer 1

A)30°72'18"+18°17'18"=48°89'36"=49°29'36"

B)8°17'16"+16°52'56"=24°69'72"=24°70'12"=25°10'12"

C)8°17'16"-2°20'30"=6°3'14"

D)90°-818°16'=90°60'-818°16'=728°44'

E)corrija essa letra ela não te sinal de mais ou menos