Subtract 2/24 from 42/63
42/63 - 2/24 is 7/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 24 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
42/63 = 42 × 8/63 × 8 = 336/504 - Likewise, for the 2nd fraction, since 24 × 21 = 504,
2/24 = 2 × 21/24 × 21 = 42/504 - Subtract the two like fractions:
336/504 - 42/504 = 336 - 42/504 = 294/504 - After reducing the fraction, the answer is 7/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/63-2/24 42/63-4/24 42/63-2/48 42/63-6/24 42/63-2/72 42/63-10/24 42/63-14/24