Add 84/3 and 18/5
1st number: 28 0/3, 2nd number: 3 3/5
84/3 + 18/5 is 158/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
84/3 = 84 × 5/3 × 5 = 420/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
18/5 = 18 × 3/5 × 3 = 54/15 - Add the two like fractions:
420/15 + 54/15 = 420 + 54/15 = 474/15 - 474/15 simplified gives 158/5
- So, 84/3 + 18/5 = 158/5
In mixed form: 313/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+36/5 84/6+18/5 84/3+18/10 84/3+54/5 84/9+18/5 84/3+18/15 84/3+90/5 84/15+18/5 84/3+18/25 84/21+18/5 84/3+18/35