Add 35/18 and 28/5
1st number: 1 17/18, 2nd number: 5 3/5
35/18 + 28/5 is 679/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
35/18 = 35 × 5/18 × 5 = 175/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
28/5 = 28 × 18/5 × 18 = 504/90 - Add the two like fractions:
175/90 + 504/90 = 175 + 504/90 = 679/90 - So, 35/18 + 28/5 = 679/90
In mixed form: 749/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18+28/5 35/18+56/5 35/36+28/5 35/18+28/10 35/18+84/5 35/54+28/5 35/18+28/15 35/90+28/5 35/18+28/25 35/18+28/35