Add 28/18 and 56/4
1st number: 1 10/18, 2nd number: 14 0/4
28/18 + 56/4 is 140/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
28/18 = 28 × 2/18 × 2 = 56/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
56/4 = 56 × 9/4 × 9 = 504/36 - Add the two like fractions:
56/36 + 504/36 = 56 + 504/36 = 560/36 - 560/36 simplified gives 140/9
- So, 28/18 + 56/4 = 140/9
In mixed form: 155/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18+56/4 28/36+56/4 28/18+56/8 84/18+56/4 28/54+56/4 28/18+56/12 28/90+56/4 28/18+56/20 28/18+56/28