Answers

Subtract 8/20 from 54/27

1^st number: 2 0/27, 2^nd number: 8/20

54/27 - 8/20 is 8/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 20 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 27 × 20 = 540,
   54/27 = 54 × 20/27 × 20 = 1080/540
3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
   8/20 = 8 × 27/20 × 27 = 216/540
4. Subtract the two like fractions:
   1080/540 - 216/540 = 1080 - 216/540 = 864/540
5. After reducing the fraction, the answer is 8/5
6. In mixed form: 13/5

MathStep (Works offline)

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

Related: ⁵⁴/₂₇-¹⁶/₂₀ ⁵⁴/₂₇-⁸/₄₀ ⁵⁴/₂₇-²⁴/₂₀ ⁵⁴/₈₁-⁸/₂₀ ⁵⁴/₂₇-⁸/₆₀ ⁵⁴/₂₇-⁴⁰/₂₀ ⁵⁴/₂₇-⁵⁶/₂₀

Subtract Fractions Calculator