Subtract 49/18 from 63/15
1st number: 4 3/15, 2nd number: 2 13/18
63/15 - 49/18 is 133/90.
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,
63/15 = 63 × 6/15 × 6 = 378/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
49/18 = 49 × 5/18 × 5 = 245/90 - Subtract the two like fractions:
378/90 - 245/90 = 378 - 245/90 = 133/90 - In mixed form: 143/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/15-98/18 63/30-49/18 63/15-49/36 63/45-49/18 63/15-49/54 63/75-49/18 63/15-49/90