Add 7/15 and 98/28
1st number: 7/15, 2nd number: 3 14/28
7/15 + 98/28 is 119/30.
Steps for adding 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,
7/15 = 7 × 28/15 × 28 = 196/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
98/28 = 98 × 15/28 × 15 = 1470/420 - Add the two like fractions:
196/420 + 1470/420 = 196 + 1470/420 = 1666/420 - 1666/420 simplified gives 119/30
- So, 7/15 + 98/28 = 119/30
In mixed form: 329/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15+98/28 7/30+98/28 7/15+98/56 21/15+98/28 7/45+98/28 7/15+98/84 35/15+98/28 7/75+98/28 49/15+98/28