Subtract 2/12 from 9/15
9/15 - 2/12 is 13/30.
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,
9/15 = 9 × 4/15 × 4 = 36/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
2/12 = 2 × 5/12 × 5 = 10/60 - Subtract the two like fractions:
36/60 - 10/60 = 36 - 10/60 = 26/60 - After reducing the fraction, the answer is 13/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15-2/12 9/15-4/12 9/30-2/12 9/15-2/24 27/15-2/12 9/15-6/12 9/45-2/12 9/15-2/36 45/15-2/12 9/15-10/12 9/75-2/12 9/15-2/60 63/15-2/12 9/15-14/12 9/15-2/84