Subtract 6/12 from 27/15
1st number: 1 12/15, 2nd number: 6/12
27/15 - 6/12 is 13/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
27/15 = 27 × 4/15 × 4 = 108/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
6/12 = 6 × 5/12 × 5 = 30/60 - Subtract the two like fractions:
108/60 - 30/60 = 108 - 30/60 = 78/60 - After reducing the fraction, the answer is 13/10
- In mixed form: 13/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15-6/12 27/30-6/12 27/15-6/24 81/15-6/12 27/15-18/12 27/45-6/12 27/15-6/36 27/15-30/12 27/75-6/12 27/15-6/60 27/15-42/12 27/15-6/84