Add 98/15 and 30/28
1st number: 6 8/15, 2nd number: 1 2/28
98/15 + 30/28 is 1597/210.
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,
98/15 = 98 × 28/15 × 28 = 2744/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
30/28 = 30 × 15/28 × 15 = 450/420 - Add the two like fractions:
2744/420 + 450/420 = 2744 + 450/420 = 3194/420 - 3194/420 simplified gives 1597/210
- So, 98/15 + 30/28 = 1597/210
In mixed form: 7127/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15+60/28 98/30+30/28 98/15+30/56 98/15+90/28 98/45+30/28 98/15+30/84 98/75+30/28