Subtract 18/15 from 49/36
1st number: 1 13/36, 2nd number: 1 3/15
49/36 - 18/15 is 29/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 15 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
49/36 = 49 × 5/36 × 5 = 245/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
18/15 = 18 × 12/15 × 12 = 216/180 - Subtract the two like fractions:
245/180 - 216/180 = 245 - 216/180 = 29/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/36-18/15 49/36-36/15 49/72-18/15 49/36-18/30 49/36-54/15 49/36-18/45 49/36-90/15 49/36-18/75