Add 2/15 and 28/80
2/15 + 28/80 is 29/60.
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,
2/15 = 2 × 16/15 × 16 = 32/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
28/80 = 28 × 3/80 × 3 = 84/240 - Add the two like fractions:
32/240 + 84/240 = 32 + 84/240 = 116/240 - 116/240 simplified gives 29/60
- So, 2/15 + 28/80 = 29/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+28/80 2/15+56/80 2/30+28/80 6/15+28/80 2/15+84/80 2/45+28/80 10/15+28/80 2/75+28/80 14/15+28/80