8.5 as a Fraction

8.5 as a fraction is 17/2. As a mixed number that is 8 1/2.

How to convert 8.5 to a fraction

1. 8.5 has one decimal place, so write it over 10 (a 1 followed by 1 zero) with the decimal point removed: 8.5 = 85/10.
2. Find the greatest common divisor of 85 and 10: it is 5.
3. Divide both by 5: 85 ÷ 5 = 17 and 10 ÷ 5 = 2.
4. The answer is 17/2.

Since 17 is larger than 2, you can also write it as the mixed number 8 1/2: 17 ÷ 2 = 8 remainder 1.

Check

Divide the numerator by the denominator: 17 ÷ 2 = 8.5. As a percent, 8.5 = 850%.

Similar decimals

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