Question

determine a fracao geratriz das dizimas periodicas abaixo

a) 12,373737 b) 107,1777 c) 91,19232323 d)0,123444

Answer 1

a) 12+$\frac{37}{99}$ = $\frac{1225}{99}$

b) 107+ $\frac{16}{9}$ = $\frac{10609}{99}$

c) 91+$\frac{1904}{99}$ = $\frac{10913}{99}$

d) 123+$\frac{4}{9}$ = $\frac{1111}{9000}$