Answers

Subtract 42/9 from 15/24

1^st number: 15/24, 2^nd number: 4 6/9

15/24 - 42/9 is -97/24.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 9 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 24 × 3 = 72,
   15/24 = 15 × 3/24 × 3 = 45/72
3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
   42/9 = 42 × 8/9 × 8 = 336/72
4. Subtract the two like fractions:
   45/72 - 336/72 = 45 - 336/72 = -291/72
5. After reducing the fraction, the answer is -97/24

MathStep (Works offline)

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

Related: ³⁰/₂₄-⁴²/₉ ¹⁵/₂₄-⁸⁴/₉ ¹⁵/₄₈-⁴²/₉ ¹⁵/₂₄-⁴²/₁₈ ⁴⁵/₂₄-⁴²/₉ ¹⁵/₇₂-⁴²/₉ ¹⁵/₂₄-⁴²/₂₇ ⁷⁵/₂₄-⁴²/₉ ¹⁵/₂₄-⁴²/₄₅ ¹⁵/₂₄-⁴²/₆₃

Subtract Fractions Calculator