Answers

Subtract 18/24 from 6/84

6/84 - 18/24 is -19/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 24 is 168
2. For the 1st fraction, since 84 × 2 = 168,
   6/84 = 6 × 2/84 × 2 = 12/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   18/24 = 18 × 7/24 × 7 = 126/168
4. Subtract the two fractions:
   12/168 - 126/168 = 12 - 126/168 = -114/168
5. After reducing the fraction, the answer is -19/28

MathStep (Works offline)

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

Related: ¹²/₈₄-¹⁸/₂₄ ⁶/₈₄-³⁶/₂₄ ⁶/₈₄-¹⁸/₄₈ ¹⁸/₈₄-¹⁸/₂₄ ⁶/₈₄-⁵⁴/₂₄ ⁶/₈₄-¹⁸/₇₂ ³⁰/₈₄-¹⁸/₂₄ ⁶/₈₄-⁹⁰/₂₄ ⁴²/₈₄-¹⁸/₂₄

Subtract Fractions Calculator