Subtract 2/54 from 27/15
1st number: 1 12/15, 2nd number: 2/54
27/15 - 2/54 is 238/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
27/15 = 27 × 18/15 × 18 = 486/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
2/54 = 2 × 5/54 × 5 = 10/270 - Subtract the two like fractions:
486/270 - 10/270 = 486 - 10/270 = 476/270 - After reducing the fraction, the answer is 238/135
- In mixed form: 1103/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15-2/54 27/15-4/54 27/30-2/54 81/15-2/54 27/15-6/54 27/45-2/54 27/15-10/54 27/75-2/54 27/15-14/54