Answers

Subtract 8/81 from 24/30

24/30 - 8/81 is 284/405.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 81 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 30 × 27 = 810,
   24/30 = 24 × 27/30 × 27 = 648/810
3. Likewise, for the 2nd fraction, since 81 × 10 = 810,
   8/81 = 8 × 10/81 × 10 = 80/810
4. Subtract the two like fractions:
   648/810 - 80/810 = 648 - 80/810 = 568/810
5. After reducing the fraction, the answer is 284/405

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁴⁸/₃₀-⁸/₈₁ ²⁴/₃₀-¹⁶/₈₁ ²⁴/₆₀-⁸/₈₁ ⁷²/₃₀-⁸/₈₁ ²⁴/₃₀-²⁴/₈₁ ²⁴/₉₀-⁸/₈₁ ²⁴/₃₀-⁴⁰/₈₁ ²⁴/₃₀-⁵⁶/₈₁

Subtract Fractions Calculator