9
11
0.(81)
9/11 as a decimal is 0.(81)
Repeating
9/11 is 0.(81), or 81.(81)%. It repeats with a period of 2 digits.
The digits in brackets repeat for ever. 0.1(6) is 0.16666… and 0.(3) is 0.3333…
Seen as a length
The whole is cut into as many parts as the denominator, and as many are filled as the numerator. The tick marks the halfway point.
- Decimal
- 0.(81)
- Percent
- 81.(81)%
- Ratio
- 9 : 2
- Repeating part
- 81 (2)
- Degrees of a circle
- 294.(54)°
- Minutes of an hour
- 49.(09)
- Reciprocal
- 11/9 = 1 2/9
- Equivalent fractions
- 18/22, 27/33, 36/44, 45/55
Same denominator
Nearby values
How to read this
- The digits in brackets repeat for ever — 0.1(6) means 0.16666…
- If the denominator has no prime factors besides 2 and 5, the decimal stops.
- Equal fractions do not get separate pages: looking up 2/4 brings you to 1/2.
- A percentage is the same number times 100; degrees are the same number times 360.
Frequently asked questions
Q. What is 9/11 as a decimal?
0.(81). The 2 digits in brackets repeat for ever.
Q. What is 9/11 as a percentage?
81.(81)%.
Q. Which fractions equal 9/11?
18/22, 27/33, 36/44, 45/55 … multiplying top and bottom by the same number leaves the value unchanged.
Q. What is the reciprocal of 9/11?
11/9, or 1 2/9 as a mixed number.