Add 28/15 and 49/54
1st number: 1 13/15, 2nd number: 49/54
28/15 + 49/54 is 749/270.
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,
28/15 = 28 × 18/15 × 18 = 504/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
49/54 = 49 × 5/54 × 5 = 245/270 - Add the two like fractions:
504/270 + 245/270 = 504 + 245/270 = 749/270 - So, 28/15 + 49/54 = 749/270
In mixed form: 2209/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+49/54 28/15+98/54 28/30+49/54 84/15+49/54 28/45+49/54 28/75+49/54