1.7 as a Fraction

1.7 as a fraction is 17/10. As a mixed number that is 1 7/10.

How to convert 1.7 to a fraction

  1. 1.7 has one decimal place, so write it over 10 (a 1 followed by 1 zero) with the decimal point removed: 1.7 = 17/10.
  2. Find the greatest common divisor of 17 and 10: it is 1.
  3. Divide both by 1: 17 ÷ 1 = 17 and 10 ÷ 1 = 10.
  4. The answer is 17/10 (already in lowest terms).

Since 17 is larger than 10, you can also write it as the mixed number 1 7/10: 17 ÷ 10 = 1 remainder 7.

Check

Divide the numerator by the denominator: 17 ÷ 10 = 1.7. As a percent, 1.7 = 170%.

Similar decimals

DecimalFraction
1.53/2
1.68/5
1.62513/8
1.6533/20
1.757/4
1.89/5
1.87515/8
1.919/10

See also: 17/10 as a mixed number.

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