Add 56/28 and 30/54
1st number: 2 0/28, 2nd number: 30/54
56/28 + 30/54 is 23/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
56/28 = 56 × 27/28 × 27 = 1512/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
30/54 = 30 × 14/54 × 14 = 420/756 - Add the two like fractions:
1512/756 + 420/756 = 1512 + 420/756 = 1932/756 - 1932/756 simplified gives 23/9
- So, 56/28 + 30/54 = 23/9
In mixed form: 25/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/28+60/54 56/28+90/54 56/84+30/54