Add 27/20 and 2/80
1st number: 1 7/20, 2nd number: 2/80
27/20 + 2/80 is 11/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
27/20 = 27 × 4/20 × 4 = 108/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
2/80 = 2 × 1/80 × 1 = 2/80 - Add the two like fractions:
108/80 + 2/80 = 108 + 2/80 = 110/80 - 110/80 simplified gives 11/8
- So, 27/20 + 2/80 = 11/8
In mixed form: 13/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+2/80 27/20+4/80 27/40+2/80 81/20+2/80 27/20+6/80 27/60+2/80 27/20+10/80 27/20+14/80