Fractions·1/7
1
7
=
0.(142857)

1/7 as a decimal is 0.(142857)

Repeating

1/7 is 0.(142857), or 14.(285714)%. It repeats with a period of 6 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.(142857)
Percent
14.(285714)%
Ratio
1 : 6
Repeating part
142857 (6)
Degrees of a circle
51.(428571)°
Minutes of an hour
8.(571428)
Reciprocal
7/1 = 7
Equivalent fractions
2/14, 3/21, 4/28, 5/35

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 1/7 as a decimal?

0.(142857). The 6 digits in brackets repeat for ever.

Q. What is 1/7 as a percentage?

14.(285714)%.

Q. Which fractions equal 1/7?

2/14, 3/21, 4/28, 5/35 … multiplying top and bottom by the same number leaves the value unchanged.

Q. What is the reciprocal of 1/7?

7/1, or 7 as a mixed number.