Add 28/63 and 27/12
1st number: 28/63, 2nd number: 2 3/12
28/63 + 27/12 is 97/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
28/63 = 28 × 4/63 × 4 = 112/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
27/12 = 27 × 21/12 × 21 = 567/252 - Add the two like fractions:
112/252 + 567/252 = 112 + 567/252 = 679/252 - 679/252 simplified gives 97/36
- So, 28/63 + 27/12 = 97/36
In mixed form: 225/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+27/12 28/63+54/12 28/63+27/24 84/63+27/12 28/63+81/12 28/63+27/36 28/63+27/60 28/63+27/84