Add 64/27 and 49/80
1st number: 2 10/27, 2nd number: 49/80
64/27 + 49/80 is 6443/2160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 27 × 80 = 2160,
64/27 = 64 × 80/27 × 80 = 5120/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
49/80 = 49 × 27/80 × 27 = 1323/2160 - Add the two like fractions:
5120/2160 + 1323/2160 = 5120 + 1323/2160 = 6443/2160 - So, 64/27 + 49/80 = 6443/2160
In mixed form: 22123/2160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/27+98/80 64/54+49/80 64/81+49/80