Add 98/15 and 28/54
1st number: 6 8/15, 2nd number: 28/54
98/15 + 28/54 is 952/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
98/15 = 98 × 18/15 × 18 = 1764/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
28/54 = 28 × 5/54 × 5 = 140/270 - Add the two like fractions:
1764/270 + 140/270 = 1764 + 140/270 = 1904/270 - 1904/270 simplified gives 952/135
- So, 98/15 + 28/54 = 952/135
In mixed form: 77/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15+56/54 98/30+28/54 98/15+84/54 98/45+28/54 98/75+28/54