Subtract 2/63 from 27/45
27/45 - 2/63 is 179/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
27/45 = 27 × 7/45 × 7 = 189/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
2/63 = 2 × 5/63 × 5 = 10/315 - Subtract the two like fractions:
189/315 - 10/315 = 189 - 10/315 = 179/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/45-2/63 27/45-4/63 27/90-2/63 81/45-2/63 27/45-6/63 27/45-10/63 27/45-14/63