Add 28/15 and 4/35
1st number: 1 13/15, 2nd number: 4/35
28/15 + 4/35 is 208/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
28/15 = 28 × 7/15 × 7 = 196/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
4/35 = 4 × 3/35 × 3 = 12/105 - Add the two like fractions:
196/105 + 12/105 = 196 + 12/105 = 208/105 - So, 28/15 + 4/35 = 208/105
In mixed form: 1103/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+4/35 28/15+8/35 28/30+4/35 28/15+4/70 84/15+4/35 28/15+12/35 28/45+4/35 28/15+20/35 28/75+4/35 28/15+28/35