Add 56/84 and 12/27
56/84 + 12/27 is 10/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
56/84 = 56 × 9/84 × 9 = 504/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
12/27 = 12 × 28/27 × 28 = 336/756 - Add the two like fractions:
504/756 + 336/756 = 504 + 336/756 = 840/756 - 840/756 simplified gives 10/9
- So, 56/84 + 12/27 = 10/9
In mixed form: 11/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84+24/27 56/84+12/54 56/84+36/27 56/84+12/81 56/84+60/27 56/84+84/27