# How do you write 0.81 repeating as a fraction in simplest form?

Write the repeating digits over the same number of 9s and simplify:

0.81... has two repeating digits ⇒ the denominator has two 9s, ie 99.

⇒ 0.81... = 81/99

= 9/11

Write the repeating digits over the same number of 9s and simplify:

0.81... has two repeating digits ⇒ the denominator has two 9s, ie 99.

⇒ 0.81... = 81/99

= 9/11