Subtract 10/63 from 81/8
1st number: 10 1/8, 2nd number: 10/63
81/8 - 10/63 is 5023/504.
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,
81/8 = 81 × 63/8 × 63 = 5103/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
10/63 = 10 × 8/63 × 8 = 80/504 - Subtract the two like fractions:
5103/504 - 80/504 = 5103 - 80/504 = 5023/504 - In mixed form: 9487/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/8-20/63 81/16-10/63 81/8-30/63 81/24-10/63 81/8-50/63 81/40-10/63 81/8-70/63 81/56-10/63