Subtract 15/36 from 4/15
4/15 - 15/36 is -3/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
4/15 = 4 × 12/15 × 12 = 48/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
15/36 = 15 × 5/36 × 5 = 75/180 - Subtract the two like fractions:
48/180 - 75/180 = 48 - 75/180 = -27/180 - After reducing the fraction, the answer is -3/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15-15/36 4/15-30/36 4/30-15/36 4/15-15/72 12/15-15/36 4/15-45/36 4/45-15/36 20/15-15/36 4/15-75/36 4/75-15/36 28/15-15/36