Answers

Subtract 60/54 from 2/21

1^st number: 2/21, 2^nd number: 1 6/54

2/21 - 60/54 is -64/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 21 × 18 = 378,
   2/21 = 2 × 18/21 × 18 = 36/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   60/54 = 60 × 7/54 × 7 = 420/378
4. Subtract the two like fractions:
   36/378 - 420/378 = 36 - 420/378 = -384/378
5. After reducing the fraction, the answer is -64/63

MathStep (Works offline)

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

Related: ⁴/₂₁-⁶⁰/₅₄ ²/₄₂-⁶⁰/₅₄ ⁶/₂₁-⁶⁰/₅₄ ²/₆₃-⁶⁰/₅₄ ¹⁰/₂₁-⁶⁰/₅₄ ¹⁴/₂₁-⁶⁰/₅₄

Subtract Fractions Calculator