Add 15/8 and 28/60
1st number: 1 7/8, 2nd number: 28/60
15/8 + 28/60 is 281/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
15/8 = 15 × 15/8 × 15 = 225/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
28/60 = 28 × 2/60 × 2 = 56/120 - Add the two like fractions:
225/120 + 56/120 = 225 + 56/120 = 281/120 - So, 15/8 + 28/60 = 281/120
In mixed form: 241/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+28/60 15/8+56/60 15/16+28/60 45/8+28/60 15/8+84/60 15/24+28/60 75/8+28/60 15/40+28/60 15/56+28/60