Answers

Subtract 8/5 from 8/4

1^st number: 2 0/4, 2^nd number: 1 3/5

8/4 - 8/5 is 2/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 5 is 20
2. For the 1st fraction, since 4 × 5 = 20,
   8/4 = 8 × 5/4 × 5 = 40/20
3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
   8/5 = 8 × 4/5 × 4 = 32/20
4. Subtract the two fractions:
   40/20 - 32/20 = 40 - 32/20 = 8/20
5. After reducing the fraction, the answer is 2/5

MathStep (Works offline)

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

Related: ¹⁶/₄-⁸/₅ ⁸/₄-¹⁶/₅ ⁸/₄-⁸/₁₀ ²⁴/₄-⁸/₅ ⁸/₄-²⁴/₅ ⁸/₁₂-⁸/₅ ⁸/₄-⁸/₁₅ ⁴⁰/₄-⁸/₅ ⁸/₄-⁴⁰/₅ ⁸/₂₀-⁸/₅ ⁸/₄-⁸/₂₅ ⁵⁶/₄-⁸/₅ ⁸/₄-⁵⁶/₅ ⁸/₂₈-⁸/₅ ⁸/₄-⁸/₃₅

Subtract Fractions Calculator