Subtract 3/8 from 8/63
8/63 - 3/8 is -125/504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
8/63 = 8 × 8/63 × 8 = 64/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
3/8 = 3 × 63/8 × 63 = 189/504 - Subtract the two like fractions:
64/504 - 189/504 = 64 - 189/504 = -125/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/63-3/8 8/63-6/8 8/63-3/16 24/63-3/8 8/63-9/8 8/63-3/24 40/63-3/8 8/63-15/8 8/63-3/40 56/63-3/8 8/63-21/8 8/63-3/56