Add 27/9 and 30/80
1st number: 3 0/9, 2nd number: 30/80
27/9 + 30/80 is 27/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 9 × 80 = 720,
27/9 = 27 × 80/9 × 80 = 2160/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
30/80 = 30 × 9/80 × 9 = 270/720 - Add the two like fractions:
2160/720 + 270/720 = 2160 + 270/720 = 2430/720 - 2430/720 simplified gives 27/8
- So, 27/9 + 30/80 = 27/8
In mixed form: 33/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9+30/80 27/9+60/80 27/18+30/80 81/9+30/80 27/9+90/80 27/45+30/80 27/63+30/80