Answers

Subtract 8/63 from 40/27

1^st number: 1 13/27, 2^nd number: 8/63

40/27 - 8/63 is 256/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 63 is 189
   
   Next, find the equivalent fraction of both fractional numbers with denominator 189
2. For the 1st fraction, since 27 × 7 = 189,
   40/27 = 40 × 7/27 × 7 = 280/189
3. Likewise, for the 2nd fraction, since 63 × 3 = 189,
   8/63 = 8 × 3/63 × 3 = 24/189
4. Subtract the two like fractions:
   280/189 - 24/189 = 280 - 24/189 = 256/189
5. In mixed form: 167/189

MathStep (Works offline)

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

Related: ⁸⁰/₂₇-⁸/₆₃ ⁴⁰/₂₇-¹⁶/₆₃ ⁴⁰/₅₄-⁸/₆₃ ⁴⁰/₂₇-²⁴/₆₃ ⁴⁰/₈₁-⁸/₆₃ ⁴⁰/₂₇-⁴⁰/₆₃ ⁴⁰/₂₇-⁵⁶/₆₃

Subtract Fractions Calculator