Add 18/2 and 3/15
1st number: 9 0/2, 2nd number: 3/15
18/2 + 3/15 is 46/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
18/2 = 18 × 15/2 × 15 = 270/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
3/15 = 3 × 2/15 × 2 = 6/30 - Add the two like fractions:
270/30 + 6/30 = 270 + 6/30 = 276/30 - 276/30 simplified gives 46/5
- So, 18/2 + 3/15 = 46/5
In mixed form: 91/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2+3/15 18/2+6/15 18/4+3/15 18/2+3/30 54/2+3/15 18/2+9/15 18/6+3/15 18/2+3/45 90/2+3/15 18/10+3/15 18/2+3/75 18/2+21/15 18/14+3/15