Add 30/15 and 14/8
1st number: 2 0/15, 2nd number: 1 6/8
30/15 + 14/8 is 15/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
30/15 = 30 × 8/15 × 8 = 240/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
14/8 = 14 × 15/8 × 15 = 210/120 - Add the two like fractions:
240/120 + 210/120 = 240 + 210/120 = 450/120 - 450/120 simplified gives 15/4
- So, 30/15 + 14/8 = 15/4
In mixed form: 33/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/15+14/8 30/15+28/8 30/15+14/16 90/15+14/8 30/15+42/8 30/45+14/8 30/15+14/24 30/15+70/8 30/75+14/8 30/15+14/40 30/15+98/8 30/15+14/56