Question

Fração geratriz de:
a)0,5757...
b)-4,333...
c)0,7777...
d)-2,4242...
e)-0,8888...

Answer 1

a) 0,5757... = 57/99 = 19/33

b) -4,333... = (sem sinal) = 4 3/9 = (9 x 4 + 3)/9 = 39/9 = -13/3

c) 0,777... = 7/9

d) -2,424242... (sem sinal) = 2 42/99 = (99 x 2 + 42)/99 = 240/99 = -80/33

e) -0,888... = -8/9

Espero ter ajudado.

Answer 2

a) 57 / 99 = 19 /33
b) - 4 + 3 / 9
- 4 + 1 /3
- 11 / 3
c) 7 / 9

d) - 2 + 42 / 99

- 156 / 99 = - 52 / 33

e) - 8 / 9