Add 36/15 and 28/80
1st number: 2 6/15, 2nd number: 28/80
36/15 + 28/80 is 11/4.
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,
36/15 = 36 × 16/15 × 16 = 576/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
28/80 = 28 × 3/80 × 3 = 84/240 - Add the two like fractions:
576/240 + 84/240 = 576 + 84/240 = 660/240 - 660/240 simplified gives 11/4
- So, 36/15 + 28/80 = 11/4
In mixed form: 23/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/15+28/80 36/15+56/80 36/30+28/80 36/15+84/80 36/45+28/80 36/75+28/80