Add 28/30 and 7/6
1st number: 28/30, 2nd number: 1 1/6
28/30 + 7/6 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
28/30 = 28 × 1/30 × 1 = 28/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
7/6 = 7 × 5/6 × 5 = 35/30 - Add the two like fractions:
28/30 + 35/30 = 28 + 35/30 = 63/30 - 63/30 simplified gives 21/10
- So, 28/30 + 7/6 = 21/10
In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+7/6 28/30+14/6 28/60+7/6 28/30+7/12 84/30+7/6 28/30+21/6 28/90+7/6 28/30+7/18 28/30+35/6 28/30+7/30 28/30+49/6 28/30+7/42