Add 24/15 and 18/12
1st number: 1 9/15, 2nd number: 1 6/12
24/15 + 18/12 is 31/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
24/15 = 24 × 4/15 × 4 = 96/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
18/12 = 18 × 5/12 × 5 = 90/60 - Add the two like fractions:
96/60 + 90/60 = 96 + 90/60 = 186/60 - 186/60 simplified gives 31/10
- So, 24/15 + 18/12 = 31/10
In mixed form: 31/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/15+18/12 24/15+36/12 24/30+18/12 24/15+18/24 72/15+18/12 24/15+54/12 24/45+18/12 24/15+18/36 24/15+90/12 24/75+18/12 24/15+18/60 24/15+18/84