Answers

Subtract 49/48 from 40/56

1^st number: 40/56, 2^nd number: 1 1/48

40/56 - 49/48 is -103/336.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 48 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 56 × 6 = 336,
   40/56 = 40 × 6/56 × 6 = 240/336
3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
   49/48 = 49 × 7/48 × 7 = 343/336
4. Subtract the two like fractions:
   240/336 - 343/336 = 240 - 343/336 = -103/336

MathStep (Works offline)

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

Related: ⁸⁰/₅₆-⁴⁹/₄₈ ⁴⁰/₅₆-⁹⁸/₄₈ ⁴⁰/₅₆-⁴⁹/₉₆

Subtract Fractions Calculator