Subtract 10/27 from 63/18
1st number: 3 9/18, 2nd number: 10/27
63/18 - 10/27 is 169/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
63/18 = 63 × 3/18 × 3 = 189/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
10/27 = 10 × 2/27 × 2 = 20/54 - Subtract the two like fractions:
189/54 - 20/54 = 189 - 20/54 = 169/54 - In mixed form: 37/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18-20/27 63/36-10/27 63/18-10/54 63/18-30/27 63/54-10/27 63/18-10/81 63/18-50/27 63/90-10/27 63/18-70/27