Answers

Subtract 20/56 from 63/20

1^st number: 3 3/20, 2^nd number: 20/56

63/20 - 20/56 is 391/140.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 20 × 14 = 280,
   63/20 = 63 × 14/20 × 14 = 882/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   20/56 = 20 × 5/56 × 5 = 100/280
4. Subtract the two like fractions:
   882/280 - 100/280 = 882 - 100/280 = 782/280
5. After reducing the fraction, the answer is 391/140
6. In mixed form: 2111/140

MathStep (Works offline)

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

Related: ⁶³/₂₀-⁴⁰/₅₆ ⁶³/₄₀-²⁰/₅₆ ⁶³/₂₀-⁶⁰/₅₆ ⁶³/₆₀-²⁰/₅₆

Subtract Fractions Calculator