5.4 as a Fraction

5.4 as a fraction is 27/5. As a mixed number that is 5 2/5.

How to convert 5.4 to a fraction

  1. 5.4 has one decimal place, so write it over 10 (a 1 followed by 1 zero) with the decimal point removed: 5.4 = 54/10.
  2. Find the greatest common divisor of 54 and 10: it is 2.
  3. Divide both by 2: 54 ÷ 2 = 27 and 10 ÷ 2 = 5.
  4. The answer is 27/5.

Since 27 is larger than 5, you can also write it as the mixed number 5 2/5: 27 ÷ 5 = 5 remainder 2.

Check

Divide the numerator by the denominator: 27 ÷ 5 = 5.4. As a percent, 5.4 = 540%.

Similar decimals

DecimalFraction
5.226/5
5.2521/4
5.353/10
5.35107/20
5.37543/8
5.45109/20
5.511/2
5.628/5

See also: 27/5 as a mixed number.

Another decimal? Use the decimal to fraction converter or browse the decimal to fraction chart.