Add 84/3 and 5/7
1st number: 28 0/3, 2nd number: 5/7
84/3 + 5/7 is 201/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
84/3 = 84 × 7/3 × 7 = 588/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
5/7 = 5 × 3/7 × 3 = 15/21 - Add the two like fractions:
588/21 + 15/21 = 588 + 15/21 = 603/21 - 603/21 simplified gives 201/7
- So, 84/3 + 5/7 = 201/7
In mixed form: 285/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+10/7 84/6+5/7 84/3+5/14 84/3+15/7 84/9+5/7 84/3+5/21 84/3+25/7 84/15+5/7 84/3+5/35 84/3+35/7 84/21+5/7 84/3+5/49