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0.8 as a Fraction

0.8 = 4/5. Fraction: 4/5; Percent: 80%.

Change the values and press Calculate to work out your own figures.

Enter a decimal; write a repeating block in parentheses, e.g. 0.1(6).

About decimalFor example 0.75, 1.5 or 0.(3) for 0.333…
Result
As a fraction
4/5
Fraction
4/5
Percent
80%

0.8 = 4/5.

Show the working
  1. Write over a power of 10 (or, for a repeating decimal, over 9s) and simplify: 4/5

How to write 0.8 as a fraction

Write over a power of 10 (or, for a repeating decimal, over 9s) and simplify: 4/5
  • Fraction: 4/5
  • Percent: 80%

Related values

DecimalFraction
0.51/2
0.63/5
0.6255/8
0.753/4
0.84/5
0.8757/8
1.251 1/4
1.51 1/2
1.751 3/4

Formula version 0.1.0Reviewed