Add 49/28 and 6/18, Solve 1 21/28 + 6/18 as a fraction

Add 49/28 and 6/18

1^st number: 1 21/28, 2^nd number: 6/18

49/28 + 6/18 is 25/12.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
49/28 = 49 × 9/28 × 9 = 441/252
Likewise, for the 2nd fraction, since 18 × 14 = 252,
6/18 = 6 × 14/18 × 14 = 84/252
Add the two like fractions:
441/252 + 84/252 = 441 + 84/252 = 525/252
525/252 simplified gives 25/12
So, 49/28 + 6/18 = 25/12
In mixed form: 21/12

MathStep (Works offline)

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