Add 18/9 and 98/28
1st number: 2 0/9, 2nd number: 3 14/28
18/9 + 98/28 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
18/9 = 18 × 28/9 × 28 = 504/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
98/28 = 98 × 9/28 × 9 = 882/252 - Add the two like fractions:
504/252 + 882/252 = 504 + 882/252 = 1386/252 - 1386/252 simplified gives 11/2
- So, 18/9 + 98/28 = 11/2
In mixed form: 51/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/9+98/28 18/9+98/56 54/9+98/28 18/27+98/28 18/9+98/84 90/9+98/28 18/45+98/28 18/63+98/28