Answers

Subtract 35/63 from 81/56

1^st number: 1 25/56, 2^nd number: 35/63

81/56 - 35/63 is 449/504.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 56 × 9 = 504,
   81/56 = 81 × 9/56 × 9 = 729/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   35/63 = 35 × 8/63 × 8 = 280/504
4. Subtract the two like fractions:
   729/504 - 280/504 = 729 - 280/504 = 449/504

MathStep (Works offline)

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

Related: ⁸¹/₅₆-⁷⁰/₆₃

Subtract Fractions Calculator