Answers

Subtract 1/84 from 60/21

1^st number: 2 18/21, 2^nd number: 1/84

60/21 - 1/84 is 239/84.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   60/21 = 60 × 4/21 × 4 = 240/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   1/84 = 1 × 1/84 × 1 = 1/84
4. Subtract the two like fractions:
   240/84 - 1/84 = 240 - 1/84 = 239/84
5. In mixed form: 271/84

MathStep (Works offline)

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

Related: ⁶⁰/₂₁-²/₈₄ ⁶⁰/₄₂-¹/₈₄ ⁶⁰/₂₁-³/₈₄ ⁶⁰/₆₃-¹/₈₄ ⁶⁰/₂₁-⁵/₈₄ ⁶⁰/₂₁-⁷/₈₄

Subtract Fractions Calculator