Subtract 14/21 from 5/63
5/63 - 14/21 is -37/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 21 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
5/63 = 5 × 1/63 × 1 = 5/63 - Likewise, for the 2nd fraction, since 21 × 3 = 63,
14/21 = 14 × 3/21 × 3 = 42/63 - Subtract the two like fractions:
5/63 - 42/63 = 5 - 42/63 = -37/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/63-14/21 5/63-28/21 5/63-14/42 15/63-14/21 5/63-42/21 5/63-14/63 25/63-14/21 5/63-70/21 35/63-14/21 5/63-98/21