Add 6/4 and 18/15
1st number: 1 2/4, 2nd number: 1 3/15
6/4 + 18/15 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
6/4 = 6 × 15/4 × 15 = 90/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
18/15 = 18 × 4/15 × 4 = 72/60 - Add the two like fractions:
90/60 + 72/60 = 90 + 72/60 = 162/60 - 162/60 simplified gives 27/10
- So, 6/4 + 18/15 = 27/10
In mixed form: 27/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/4+18/15 6/4+36/15 6/8+18/15 6/4+18/30 18/4+18/15 6/4+54/15 6/12+18/15 6/4+18/45 30/4+18/15 6/4+90/15 6/20+18/15 6/4+18/75 42/4+18/15 6/28+18/15