Subtract 24/63 from 21/8
1st number: 2 5/8, 2nd number: 24/63
21/8 - 24/63 is 377/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
21/8 = 21 × 63/8 × 63 = 1323/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
24/63 = 24 × 8/63 × 8 = 192/504 - Subtract the two like fractions:
1323/504 - 192/504 = 1323 - 192/504 = 1131/504 - After reducing the fraction, the answer is 377/168
- In mixed form: 241/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/8-24/63 21/8-48/63 21/16-24/63 63/8-24/63 21/8-72/63 21/24-24/63 21/40-24/63 21/56-24/63