Add 35/2 and 21/27
1st number: 17 1/2, 2nd number: 21/27
35/2 + 21/27 is 329/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
35/2 = 35 × 27/2 × 27 = 945/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
21/27 = 21 × 2/27 × 2 = 42/54 - Add the two like fractions:
945/54 + 42/54 = 945 + 42/54 = 987/54 - 987/54 simplified gives 329/18
- So, 35/2 + 21/27 = 329/18
In mixed form: 185/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2+21/27 35/2+42/27 35/4+21/27 35/2+21/54 35/2+63/27 35/6+21/27 35/2+21/81 35/10+21/27 35/14+21/27