Answers

Subtract 63/56 from 98/18

1^st number: 5 8/18, 2^nd number: 1 7/56

98/18 - 63/56 is 311/72.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 18 × 28 = 504,
   98/18 = 98 × 28/18 × 28 = 2744/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   63/56 = 63 × 9/56 × 9 = 567/504
4. Subtract the two like fractions:
   2744/504 - 567/504 = 2744 - 567/504 = 2177/504
5. After reducing the fraction, the answer is 311/72
6. In mixed form: 423/72

MathStep (Works offline)

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

Related: ⁹⁸/₃₆-⁶³/₅₆ ⁹⁸/₅₄-⁶³/₅₆ ⁹⁸/₉₀-⁶³/₅₆

Subtract Fractions Calculator