Question

express .7 with a bar on 7 as a fraction in simplest form

Answer 1

Answer:

7/9

Step-by-step explanation:

0.7 bar

let X = 0.7 bar ------- (¡)

multiply by 10 on both sides

10X =7.7 bar --------(¡¡)

from (¡) & (¡¡)

10X = 7.7bar

X = 0.7bar

_ _

-------------------

9X = 7.0

X =7/9