Add 84/2 and 5/7
1st number: 42 0/2, 2nd number: 5/7
84/2 + 5/7 is 299/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
84/2 = 84 × 7/2 × 7 = 588/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
5/7 = 5 × 2/7 × 2 = 10/14 - Add the two like fractions:
588/14 + 10/14 = 588 + 10/14 = 598/14 - 598/14 simplified gives 299/7
- So, 84/2 + 5/7 = 299/7
In mixed form: 425/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+10/7 84/4+5/7 84/2+5/14 84/2+15/7 84/6+5/7 84/2+5/21 84/2+25/7 84/10+5/7 84/2+5/35 84/2+35/7 84/14+5/7 84/2+5/49