Add 27/10 and 1/80
1st number: 2 7/10, 2nd number: 1/80
27/10 + 1/80 is 217/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
27/10 = 27 × 8/10 × 8 = 216/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
1/80 = 1 × 1/80 × 1 = 1/80 - Add the two like fractions:
216/80 + 1/80 = 216 + 1/80 = 217/80 - So, 27/10 + 1/80 = 217/80
In mixed form: 257/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+1/80 27/10+2/80 27/20+1/80 81/10+1/80 27/10+3/80 27/30+1/80 27/10+5/80 27/50+1/80 27/10+7/80 27/70+1/80