Answers

Subtract 8/6 from 27/42

1^st number: 27/42, 2^nd number: 1 2/6

27/42 - 8/6 is -29/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 6 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   27/42 = 27 × 1/42 × 1 = 27/42
3. Likewise, for the 2nd fraction, since 6 × 7 = 42,
   8/6 = 8 × 7/6 × 7 = 56/42
4. Subtract the two like fractions:
   27/42 - 56/42 = 27 - 56/42 = -29/42

MathStep (Works offline)

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

Related: ⁵⁴/₄₂-⁸/₆ ²⁷/₄₂-¹⁶/₆ ²⁷/₈₄-⁸/₆ ²⁷/₄₂-⁸/₁₂ ⁸¹/₄₂-⁸/₆ ²⁷/₄₂-²⁴/₆ ²⁷/₄₂-⁸/₁₈ ²⁷/₄₂-⁴⁰/₆ ²⁷/₄₂-⁸/₃₀ ²⁷/₄₂-⁵⁶/₆ ²⁷/₄₂-⁸/₄₂

Subtract Fractions Calculator