Add 21/6 and 3/27
1st number: 3 3/6, 2nd number: 3/27
21/6 + 3/27 is 65/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
21/6 = 21 × 9/6 × 9 = 189/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
3/27 = 3 × 2/27 × 2 = 6/54 - Add the two like fractions:
189/54 + 6/54 = 189 + 6/54 = 195/54 - 195/54 simplified gives 65/18
- So, 21/6 + 3/27 = 65/18
In mixed form: 311/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6+3/27 21/6+6/27 21/12+3/27 21/6+3/54 63/6+3/27 21/6+9/27 21/18+3/27 21/6+3/81 21/6+15/27 21/30+3/27 21/6+21/27 21/42+3/27