Add 12/28 and 56/9
1st number: 12/28, 2nd number: 6 2/9
12/28 + 56/9 is 419/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
12/28 = 12 × 9/28 × 9 = 108/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
56/9 = 56 × 28/9 × 28 = 1568/252 - Add the two like fractions:
108/252 + 1568/252 = 108 + 1568/252 = 1676/252 - 1676/252 simplified gives 419/63
- So, 12/28 + 56/9 = 419/63
In mixed form: 641/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28+56/9 12/56+56/9 12/28+56/18 36/28+56/9 12/84+56/9 12/28+56/27 60/28+56/9 12/28+56/45 84/28+56/9 12/28+56/63