Add 98/15 and 54/9
1st number: 6 8/15, 2nd number: 6 0/9
98/15 + 54/9 is 188/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
98/15 = 98 × 3/15 × 3 = 294/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
54/9 = 54 × 5/9 × 5 = 270/45 - Add the two like fractions:
294/45 + 270/45 = 294 + 270/45 = 564/45 - 564/45 simplified gives 188/15
- So, 98/15 + 54/9 = 188/15
In mixed form: 128/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30+54/9 98/15+54/18 98/45+54/9 98/15+54/27 98/75+54/9 98/15+54/45 98/15+54/63