Add 35/14 and 6/21
1st number: 2 7/14, 2nd number: 6/21
35/14 + 6/21 is 39/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
35/14 = 35 × 3/14 × 3 = 105/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
6/21 = 6 × 2/21 × 2 = 12/42 - Add the two like fractions:
105/42 + 12/42 = 105 + 12/42 = 117/42 - 117/42 simplified gives 39/14
- So, 35/14 + 6/21 = 39/14
In mixed form: 211/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14+6/21 35/14+12/21 35/28+6/21 35/14+6/42 35/14+18/21 35/42+6/21 35/14+6/63 35/14+30/21 35/70+6/21 35/14+42/21 35/98+6/21