Subtract 2/27 from 1/63
1/63 - 2/27 is -11/189.
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,
1/63 = 1 × 3/63 × 3 = 3/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
2/27 = 2 × 7/27 × 7 = 14/189 - Subtract the two like fractions:
3/189 - 14/189 = 3 - 14/189 = -11/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/63-2/27 1/63-4/27 1/63-2/54 3/63-2/27 1/63-6/27 1/63-2/81 5/63-2/27 1/63-10/27 7/63-2/27 1/63-14/27