Add 35/8 and 28/20
1st number: 4 3/8, 2nd number: 1 8/20
35/8 + 28/20 is 231/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
35/8 = 35 × 5/8 × 5 = 175/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
28/20 = 28 × 2/20 × 2 = 56/40 - Add the two like fractions:
175/40 + 56/40 = 175 + 56/40 = 231/40 - So, 35/8 + 28/20 = 231/40
In mixed form: 531/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8+28/20 35/8+56/20 35/16+28/20 35/8+28/40 35/8+84/20 35/24+28/20 35/8+28/60 35/40+28/20 35/56+28/20