Add 84/6 and 35/21
1st number: 14 0/6, 2nd number: 1 14/21
84/6 + 35/21 is 47/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
84/6 = 84 × 7/6 × 7 = 588/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
35/21 = 35 × 2/21 × 2 = 70/42 - Add the two like fractions:
588/42 + 70/42 = 588 + 70/42 = 658/42 - 658/42 simplified gives 47/3
- So, 84/6 + 35/21 = 47/3
In mixed form: 152/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6+70/21 84/12+35/21 84/6+35/42 84/18+35/21 84/6+35/63 84/30+35/21 84/42+35/21