9
22
0.4(09)
9/22 as a decimal is 0.4(09)
Repeating
9/22 is 0.4(09), or 40.(90)%. 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
- 0.4(09)
- Percent
- 40.(90)%
- Ratio
- 9 : 13
- Repeating part
- 09 (2)
- Degrees of a circle
- 147.(27)°
- Minutes of an hour
- 24.(54)
- Reciprocal
- 22/9 = 2 4/9
- Equivalent fractions
- 18/44, 27/66, 36/88, 45/110
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 9/22 as a decimal?
0.4(09). The 2 digits in brackets repeat for ever.
Q. What is 9/22 as a percentage?
40.(90)%.
Q. Which fractions equal 9/22?
18/44, 27/66, 36/88, 45/110 … multiplying top and bottom by the same number leaves the value unchanged.
Q. What is the reciprocal of 9/22?
22/9, or 2 4/9 as a mixed number.