Answers

Subtract 49/48 from 35/81

1^st number: 35/81, 2^nd number: 1 1/48

35/81 - 49/48 is -763/1296.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 48 is 1296
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1296
2. For the 1st fraction, since 81 × 16 = 1296,
   35/81 = 35 × 16/81 × 16 = 560/1296
3. Likewise, for the 2nd fraction, since 48 × 27 = 1296,
   49/48 = 49 × 27/48 × 27 = 1323/1296
4. Subtract the two like fractions:
   560/1296 - 1323/1296 = 560 - 1323/1296 = -763/1296

MathStep (Works offline)

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

Related: ⁷⁰/₈₁-⁴⁹/₄₈ ³⁵/₈₁-⁹⁸/₄₈ ³⁵/₈₁-⁴⁹/₉₆

Subtract Fractions Calculator