Subtract 98/28 from 5/15
1st number: 5/15, 2nd number: 3 14/28
5/15 - 98/28 is -19/6.
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,
5/15 = 5 × 28/15 × 28 = 140/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
98/28 = 98 × 15/28 × 15 = 1470/420 - Subtract the two like fractions:
140/420 - 1470/420 = 140 - 1470/420 = -1330/420 - After reducing the fraction, the answer is -19/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/15-98/28 5/30-98/28 5/15-98/56 5/45-98/28 5/15-98/84 25/15-98/28 5/75-98/28 35/15-98/28