Subtract 5/27 from 6/63
6/63 - 5/27 is -17/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 63 × 3 = 189,
6/63 = 6 × 3/63 × 3 = 18/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
5/27 = 5 × 7/27 × 7 = 35/189 - Subtract the two like fractions:
18/189 - 35/189 = 18 - 35/189 = -17/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/63-5/27 6/63-10/27 6/63-5/54 18/63-5/27 6/63-15/27 6/63-5/81 30/63-5/27 6/63-25/27 42/63-5/27 6/63-35/27