Add 28/12 and 63/49
1st number: 2 4/12, 2nd number: 1 14/49
28/12 + 63/49 is 76/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
28/12 = 28 × 49/12 × 49 = 1372/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
63/49 = 63 × 12/49 × 12 = 756/588 - Add the two like fractions:
1372/588 + 756/588 = 1372 + 756/588 = 2128/588 - 2128/588 simplified gives 76/21
- So, 28/12 + 63/49 = 76/21
In mixed form: 313/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12+63/49 28/24+63/49 28/12+63/98 84/12+63/49 28/36+63/49 28/60+63/49 28/84+63/49