4
9
0.(4)
4/9 as a decimal is 0.(4)
Repeating
4/9 is 0.(4), or 44.(4)%. It repeats with a period of 1 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)
- Percent
- 44.(4)%
- Ratio
- 4 : 5
- Repeating part
- 4 (1)
- Degrees of a circle
- 160°
- Minutes of an hour
- 26.(6)
- Reciprocal
- 9/4 = 2 1/4
- Equivalent fractions
- 8/18, 12/27, 16/36, 20/45
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 4/9 as a decimal?
0.(4). The 1 digits in brackets repeat for ever.
Q. What is 4/9 as a percentage?
44.(4)%.
Q. Which fractions equal 4/9?
8/18, 12/27, 16/36, 20/45 … multiplying top and bottom by the same number leaves the value unchanged.
Q. What is the reciprocal of 4/9?
9/4, or 2 1/4 as a mixed number.