Add 75/6 and 21/27
1st number: 12 3/6, 2nd number: 21/27
75/6 + 21/27 is 239/18.
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,
75/6 = 75 × 9/6 × 9 = 675/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
21/27 = 21 × 2/27 × 2 = 42/54 - Add the two like fractions:
675/54 + 42/54 = 675 + 42/54 = 717/54 - 717/54 simplified gives 239/18
- So, 75/6 + 21/27 = 239/18
In mixed form: 135/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/6+42/27 75/12+21/27 75/6+21/54 75/6+63/27 75/18+21/27 75/6+21/81 75/30+21/27 75/42+21/27