Add 28/15 and 8/4
1st number: 1 13/15, 2nd number: 2 0/4
28/15 + 8/4 is 58/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
28/15 = 28 × 4/15 × 4 = 112/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
8/4 = 8 × 15/4 × 15 = 120/60 - Add the two like fractions:
112/60 + 120/60 = 112 + 120/60 = 232/60 - 232/60 simplified gives 58/15
- So, 28/15 + 8/4 = 58/15
In mixed form: 313/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+8/4 28/15+16/4 28/30+8/4 84/15+8/4 28/15+24/4 28/45+8/4 28/15+8/12 28/15+40/4 28/75+8/4 28/15+8/20 28/15+56/4 28/15+8/28