Fractions·1/22
1
22
=
0.0(45)

1/22 as a decimal is 0.0(45)

Repeating

1/22 is 0.0(45), or 4.(54)%. 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
0.0(45)
Percent
4.(54)%
Ratio
1 : 21
Repeating part
45 (2)
Degrees of a circle
16.(36)°
Minutes of an hour
2.(72)
Reciprocal
22/1 = 22
Equivalent fractions
2/44, 3/66, 4/88, 5/110

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 1/22 as a decimal?

0.0(45). The 2 digits in brackets repeat for ever.

Q. What is 1/22 as a percentage?

4.(54)%.

Q. Which fractions equal 1/22?

2/44, 3/66, 4/88, 5/110 … multiplying top and bottom by the same number leaves the value unchanged.

Q. What is the reciprocal of 1/22?

22/1, or 22 as a mixed number.