Add 6/8 and 15/28
6/8 + 15/28 is 9/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
6/8 = 6 × 7/8 × 7 = 42/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
15/28 = 15 × 2/28 × 2 = 30/56 - Add the two like fractions:
42/56 + 30/56 = 42 + 30/56 = 72/56 - 72/56 simplified gives 9/7
- So, 6/8 + 15/28 = 9/7
In mixed form: 12/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/8+15/28 6/8+30/28 6/16+15/28 6/8+15/56 18/8+15/28 6/8+45/28 6/24+15/28 6/8+15/84 30/8+15/28 6/8+75/28 6/40+15/28 42/8+15/28 6/56+15/28