Add 28/45 and 98/30
1st number: 28/45, 2nd number: 3 8/30
28/45 + 98/30 is 35/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
28/45 = 28 × 2/45 × 2 = 56/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
98/30 = 98 × 3/30 × 3 = 294/90 - Add the two like fractions:
56/90 + 294/90 = 56 + 294/90 = 350/90 - 350/90 simplified gives 35/9
- So, 28/45 + 98/30 = 35/9
In mixed form: 38/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+98/30 28/90+98/30 28/45+98/60 84/45+98/30 28/45+98/90