Add 24/15 and 18/8
1st number: 1 9/15, 2nd number: 2 2/8
24/15 + 18/8 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
24/15 = 24 × 8/15 × 8 = 192/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
18/8 = 18 × 15/8 × 15 = 270/120 - Add the two like fractions:
192/120 + 270/120 = 192 + 270/120 = 462/120 - 462/120 simplified gives 77/20
- So, 24/15 + 18/8 = 77/20
In mixed form: 317/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/15+18/8 24/15+36/8 24/30+18/8 24/15+18/16 72/15+18/8 24/15+54/8 24/45+18/8 24/15+18/24 24/15+90/8 24/75+18/8 24/15+18/40 24/15+18/56