Add 27/28 and 63/16, Solve 27/28 + 3 15/16 as a fraction

Add 27/28 and 63/16

1^st number: 27/28, 2^nd number: 3 15/16

27/28 + 63/16 is 549/112.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 16 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 28 × 4 = 112,
27/28 = 27 × 4/28 × 4 = 108/112
Likewise, for the 2nd fraction, since 16 × 7 = 112,
63/16 = 63 × 7/16 × 7 = 441/112
Add the two like fractions:
108/112 + 441/112 = 108 + 441/112 = 549/112
So, 27/28 + 63/16 = 549/112
In mixed form: 4101/112

MathStep (Works offline)

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