Question

escreva na forma de fração irredutível as seguintes expressões

Answer 1

A) 28% = 28/100 (/por 2) = 14/20 (/por 2) = 7/25
B) 75% = 75/100 (/por 5) = 15/20 (/por 3) = 3/4
C) 150%  150/100 (/por 10) = 15/10 (/por 3) = 3/2
D) 64% =  64/100 (/por 2) = 32/50 (/por 2) = 16/25
E) 124% = 124/100 (/por 2) = 62/50 (/por 2) = 31/25
F) 180% = 180/100 (/por 2) = 90/50 = 45/25 (/por 5) = 9/5