Add 7/5 and 84/7
1st number: 1 2/5, 2nd number: 12 0/7
7/5 + 84/7 is 67/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
7/5 = 7 × 7/5 × 7 = 49/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
84/7 = 84 × 5/7 × 5 = 420/35 - Add the two like fractions:
49/35 + 420/35 = 49 + 420/35 = 469/35 - 469/35 simplified gives 67/5
- So, 7/5 + 84/7 = 67/5
In mixed form: 132/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/5+84/7 7/10+84/7 7/5+84/14 21/5+84/7 7/15+84/7 7/5+84/21 35/5+84/7 7/25+84/7 7/5+84/35 49/5+84/7 7/35+84/7 7/5+84/49