Add 56/3 and 28/90
1st number: 18 2/3, 2nd number: 28/90
56/3 + 28/90 is 854/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
56/3 = 56 × 30/3 × 30 = 1680/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
28/90 = 28 × 1/90 × 1 = 28/90 - Add the two like fractions:
1680/90 + 28/90 = 1680 + 28/90 = 1708/90 - 1708/90 simplified gives 854/45
- So, 56/3 + 28/90 = 854/45
In mixed form: 1844/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3+56/90 56/6+28/90 56/3+84/90 56/9+28/90 56/15+28/90 56/21+28/90