Fractions·1/20
1
20
=
0.05

1/20 as a decimal is 0.05

Terminating

1/20 is 0.05, or 5%. It stops after 2 decimal places.

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
0.05
Percent
5%
Ratio
1 : 19
Decimal places
2
Degrees of a circle
18°
Minutes of an hour
3
Reciprocal
20/1 = 20
Equivalent fractions
2/40, 3/60, 4/80, 5/100

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 1/20 as a decimal?

0.05. It stops after 2 decimal places.

Q. What is 1/20 as a percentage?

5%.

Q. Which fractions equal 1/20?

2/40, 3/60, 4/80, 5/100 … multiplying top and bottom by the same number leaves the value unchanged.

Q. What is the reciprocal of 1/20?

20/1, or 20 as a mixed number.