Add 98/72 and 28/9
1st number: 1 26/72, 2nd number: 3 1/9
98/72 + 28/9 is 161/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
98/72 = 98 × 1/72 × 1 = 98/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
28/9 = 28 × 8/9 × 8 = 224/72 - Add the two like fractions:
98/72 + 224/72 = 98 + 224/72 = 322/72 - 322/72 simplified gives 161/36
- So, 98/72 + 28/9 = 161/36
In mixed form: 417/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/72+56/9 98/72+28/18 98/72+84/9 98/72+28/27 98/72+28/45 98/72+28/63