Add 27/5 and 80/7
1st number: 5 2/5, 2nd number: 11 3/7
27/5 + 80/7 is 589/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
27/5 = 27 × 7/5 × 7 = 189/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
80/7 = 80 × 5/7 × 5 = 400/35 - Add the two like fractions:
189/35 + 400/35 = 189 + 400/35 = 589/35 - So, 27/5 + 80/7 = 589/35
In mixed form: 1629/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5+80/7 27/10+80/7 27/5+80/14 81/5+80/7 27/15+80/7 27/5+80/21 27/25+80/7 27/5+80/35 27/35+80/7 27/5+80/49