Add 28/8 and 15/56
1st number: 3 4/8, 2nd number: 15/56
28/8 + 15/56 is 211/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
28/8 = 28 × 7/8 × 7 = 196/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
15/56 = 15 × 1/56 × 1 = 15/56 - Add the two like fractions:
196/56 + 15/56 = 196 + 15/56 = 211/56 - So, 28/8 + 15/56 = 211/56
In mixed form: 343/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8+15/56 28/8+30/56 28/16+15/56 84/8+15/56 28/8+45/56 28/24+15/56 28/8+75/56 28/40+15/56 28/56+15/56