Add 30/15 and 14/80
1st number: 2 0/15, 2nd number: 14/80
30/15 + 14/80 is 87/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
30/15 = 30 × 16/15 × 16 = 480/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
14/80 = 14 × 3/80 × 3 = 42/240 - Add the two like fractions:
480/240 + 42/240 = 480 + 42/240 = 522/240 - 522/240 simplified gives 87/40
- So, 30/15 + 14/80 = 87/40
In mixed form: 27/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/15+14/80 30/15+28/80 90/15+14/80 30/15+42/80 30/45+14/80 30/15+70/80 30/75+14/80 30/15+98/80