Answers

Subtract 42/63 from 28/24

1^st number: 1 4/24, 2^nd number: 42/63

28/24 - 42/63 is 1/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 24 × 21 = 504,
   28/24 = 28 × 21/24 × 21 = 588/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   42/63 = 42 × 8/63 × 8 = 336/504
4. Subtract the two like fractions:
   588/504 - 336/504 = 588 - 336/504 = 252/504
5. After reducing the fraction, the answer is 1/2

MathStep (Works offline)

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

Related: ⁵⁶/₂₄-⁴²/₆₃ ²⁸/₂₄-⁸⁴/₆₃ ²⁸/₄₈-⁴²/₆₃ ⁸⁴/₂₄-⁴²/₆₃ ²⁸/₇₂-⁴²/₆₃

Subtract Fractions Calculator