Add 4/15 and 36/20
1st number: 4/15, 2nd number: 1 16/20
4/15 + 36/20 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
4/15 = 4 × 4/15 × 4 = 16/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
36/20 = 36 × 3/20 × 3 = 108/60 - Add the two like fractions:
16/60 + 108/60 = 16 + 108/60 = 124/60 - 124/60 simplified gives 31/15
- So, 4/15 + 36/20 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15+36/20 4/15+72/20 4/30+36/20 4/15+36/40 12/15+36/20 4/45+36/20 4/15+36/60 20/15+36/20 4/75+36/20 28/15+36/20