Add 30/5 and 7/80
1st number: 6 0/5, 2nd number: 7/80
30/5 + 7/80 is 487/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
30/5 = 30 × 16/5 × 16 = 480/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
7/80 = 7 × 1/80 × 1 = 7/80 - Add the two like fractions:
480/80 + 7/80 = 480 + 7/80 = 487/80 - So, 30/5 + 7/80 = 487/80
In mixed form: 67/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5+7/80 30/5+14/80 30/10+7/80 90/5+7/80 30/5+21/80 30/15+7/80 30/5+35/80 30/25+7/80 30/5+49/80 30/35+7/80