Subtract 18/28 from 49/15
1st number: 3 4/15, 2nd number: 18/28
49/15 - 18/28 is 551/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
49/15 = 49 × 28/15 × 28 = 1372/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
18/28 = 18 × 15/28 × 15 = 270/420 - Subtract the two like fractions:
1372/420 - 270/420 = 1372 - 270/420 = 1102/420 - After reducing the fraction, the answer is 551/210
- In mixed form: 2131/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15-18/28 49/15-36/28 49/30-18/28 49/15-18/56 49/15-54/28 49/45-18/28 49/15-18/84 49/15-90/28 49/75-18/28