Add 98/54 and 28/63, Solve 1 44/54 + 28/63 as a fraction

Add 98/54 and 28/63

1^st number: 1 44/54, 2^nd number: 28/63

98/54 + 28/63 is 61/27.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 54 × 7 = 378,
98/54 = 98 × 7/54 × 7 = 686/378
Likewise, for the 2nd fraction, since 63 × 6 = 378,
28/63 = 28 × 6/63 × 6 = 168/378
Add the two like fractions:
686/378 + 168/378 = 686 + 168/378 = 854/378
854/378 simplified gives 61/27
So, 98/54 + 28/63 = 61/27
In mixed form: 27/27

MathStep (Works offline)

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