Add 56/27 and 27/80, Solve 2 2/27 + 27/80 as a fraction

Add 56/27 and 27/80

1^st number: 2 2/27, 2^nd number: 27/80

56/27 + 27/80 is 5209/2160.

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,
56/27 = 56 × 80/27 × 80 = 4480/2160
Likewise, for the 2nd fraction, since 80 × 27 = 2160,
27/80 = 27 × 27/80 × 27 = 729/2160
Add the two like fractions:
4480/2160 + 729/2160 = 4480 + 729/2160 = 5209/2160
So, 56/27 + 27/80 = 5209/2160
In mixed form: 2889/2160

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad