Add 8/6 and 21/28
1st number: 1 2/6, 2nd number: 21/28
8/6 + 21/28 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
8/6 = 8 × 14/6 × 14 = 112/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
21/28 = 21 × 3/28 × 3 = 63/84 - Add the two like fractions:
112/84 + 63/84 = 112 + 63/84 = 175/84 - 175/84 simplified gives 25/12
- So, 8/6 + 21/28 = 25/12
In mixed form: 21/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/6+21/28 8/6+42/28 8/12+21/28 8/6+21/56 24/6+21/28 8/6+63/28 8/18+21/28 8/6+21/84 40/6+21/28 8/30+21/28 56/6+21/28 8/42+21/28