Subtract 60/18 from 12/15
1st number: 12/15, 2nd number: 3 6/18
12/15 - 60/18 is -38/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
12/15 = 12 × 6/15 × 6 = 72/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
60/18 = 60 × 5/18 × 5 = 300/90 - Subtract the two like fractions:
72/90 - 300/90 = 72 - 300/90 = -228/90 - After reducing the fraction, the answer is -38/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15-60/18 12/30-60/18 12/15-60/36 36/15-60/18 12/45-60/18 12/15-60/54 60/15-60/18 12/75-60/18 12/15-60/90 84/15-60/18