Subtract 49/36 from 54/15
1st number: 3 9/15, 2nd number: 1 13/36
54/15 - 49/36 is 403/180.
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,
54/15 = 54 × 12/15 × 12 = 648/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
49/36 = 49 × 5/36 × 5 = 245/180 - Subtract the two like fractions:
648/180 - 245/180 = 648 - 245/180 = 403/180 - In mixed form: 243/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15-98/36 54/30-49/36 54/15-49/72 54/45-49/36 54/75-49/36