Subtract 5/63 from 2/15
2/15 - 5/63 is 17/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
2/15 = 2 × 21/15 × 21 = 42/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
5/63 = 5 × 5/63 × 5 = 25/315 - Subtract the two like fractions:
42/315 - 25/315 = 42 - 25/315 = 17/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15-5/63 2/15-10/63 2/30-5/63 6/15-5/63 2/15-15/63 2/45-5/63 10/15-5/63 2/15-25/63 2/75-5/63 14/15-5/63 2/15-35/63