Add 28/42 and 98/9
1st number: 28/42, 2nd number: 10 8/9
28/42 + 98/9 is 104/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
28/42 = 28 × 3/42 × 3 = 84/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
98/9 = 98 × 14/9 × 14 = 1372/126 - Add the two like fractions:
84/126 + 1372/126 = 84 + 1372/126 = 1456/126 - 1456/126 simplified gives 104/9
- So, 28/42 + 98/9 = 104/9
In mixed form: 115/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/42+98/9 28/84+98/9 28/42+98/18 84/42+98/9 28/42+98/27 28/42+98/45 28/42+98/63