Answers

Subtract 9/54 from 56/20

1^st number: 2 16/20, 2^nd number: 9/54

56/20 - 9/54 is 79/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 54 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 20 × 27 = 540,
   56/20 = 56 × 27/20 × 27 = 1512/540
3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
   9/54 = 9 × 10/54 × 10 = 90/540
4. Subtract the two like fractions:
   1512/540 - 90/540 = 1512 - 90/540 = 1422/540
5. After reducing the fraction, the answer is 79/30
6. In mixed form: 219/30

MathStep (Works offline)

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

Related: ⁵⁶/₂₀-¹⁸/₅₄ ⁵⁶/₄₀-⁹/₅₄ ⁵⁶/₂₀-²⁷/₅₄ ⁵⁶/₆₀-⁹/₅₄ ⁵⁶/₂₀-⁴⁵/₅₄ ⁵⁶/₂₀-⁶³/₅₄

Subtract Fractions Calculator