Add 25/14 and 28/27, Solve 1 11/14 + 1 1/27 as a fraction

Add 25/14 and 28/27

1^st number: 1 11/14, 2^nd number: 1 1/27

25/14 + 28/27 is 1067/378.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 14 × 27 = 378,
25/14 = 25 × 27/14 × 27 = 675/378
Likewise, for the 2nd fraction, since 27 × 14 = 378,
28/27 = 28 × 14/27 × 14 = 392/378
Add the two like fractions:
675/378 + 392/378 = 675 + 392/378 = 1067/378
So, 25/14 + 28/27 = 1067/378
In mixed form: 2311/378

MathStep (Works offline)

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