Add 80/15 and 7/30
1st number: 5 5/15, 2nd number: 7/30
80/15 + 7/30 is 167/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
80/15 = 80 × 2/15 × 2 = 160/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
7/30 = 7 × 1/30 × 1 = 7/30 - Add the two like fractions:
160/30 + 7/30 = 160 + 7/30 = 167/30 - So, 80/15 + 7/30 = 167/30
In mixed form: 517/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15+14/30 80/30+7/30 80/15+7/60 80/15+21/30 80/45+7/30 80/15+7/90 80/15+35/30 80/75+7/30 80/15+49/30