Answers

Subtract 4/24 from 20/84

20/84 - 4/24 is 1/14.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 24 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   20/84 = 20 × 2/84 × 2 = 40/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   4/24 = 4 × 7/24 × 7 = 28/168
4. Subtract the two like fractions:
   40/168 - 28/168 = 40 - 28/168 = 12/168
5. After reducing the fraction, the answer is 1/14

MathStep (Works offline)

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

Related: ⁴⁰/₈₄-⁴/₂₄ ²⁰/₈₄-⁸/₂₄ ²⁰/₈₄-⁴/₄₈ ⁶⁰/₈₄-⁴/₂₄ ²⁰/₈₄-¹²/₂₄ ²⁰/₈₄-⁴/₇₂ ²⁰/₈₄-²⁰/₂₄ ²⁰/₈₄-²⁸/₂₄

Subtract Fractions Calculator