Subtract 9/63 from 2/27
2/27 - 9/63 is -13/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 63 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
2/27 = 2 × 7/27 × 7 = 14/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
9/63 = 9 × 3/63 × 3 = 27/189 - Subtract the two like fractions:
14/189 - 27/189 = 14 - 27/189 = -13/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/27-9/63 2/27-18/63 2/54-9/63 6/27-9/63 2/27-27/63 2/81-9/63 10/27-9/63 2/27-45/63 14/27-9/63