Add 8/14 and 28/15
1st number: 8/14, 2nd number: 1 13/15
8/14 + 28/15 is 256/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
8/14 = 8 × 15/14 × 15 = 120/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
28/15 = 28 × 14/15 × 14 = 392/210 - Add the two like fractions:
120/210 + 392/210 = 120 + 392/210 = 512/210 - 512/210 simplified gives 256/105
- So, 8/14 + 28/15 = 256/105
In mixed form: 246/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14+28/15 8/14+56/15 8/28+28/15 8/14+28/30 24/14+28/15 8/14+84/15 8/42+28/15 8/14+28/45 40/14+28/15 8/70+28/15 8/14+28/75 56/14+28/15 8/98+28/15