Add 5/80 and 27/10
1st number: 5/80, 2nd number: 2 7/10
5/80 + 27/10 is 221/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
5/80 = 5 × 1/80 × 1 = 5/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
27/10 = 27 × 8/10 × 8 = 216/80 - Add the two like fractions:
5/80 + 216/80 = 5 + 216/80 = 221/80 - So, 5/80 + 27/10 = 221/80
In mixed form: 261/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80+27/10 5/80+54/10 5/80+27/20 15/80+27/10 5/80+81/10 5/80+27/30 25/80+27/10 5/80+27/50 35/80+27/10 5/80+27/70