Add 30/6 and 21/36
1st number: 5 0/6, 2nd number: 21/36
30/6 + 21/36 is 67/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 6 × 6 = 36,
30/6 = 30 × 6/6 × 6 = 180/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Add the two like fractions:
180/36 + 21/36 = 180 + 21/36 = 201/36 - 201/36 simplified gives 67/12
- So, 30/6 + 21/36 = 67/12
In mixed form: 57/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/6+21/36 30/6+42/36 30/12+21/36 30/6+21/72 90/6+21/36 30/6+63/36 30/18+21/36 30/42+21/36