Add 1/15 and 84/8
1st number: 1/15, 2nd number: 10 4/8
1/15 + 84/8 is 317/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
1/15 = 1 × 8/15 × 8 = 8/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
84/8 = 84 × 15/8 × 15 = 1260/120 - Add the two like fractions:
8/120 + 1260/120 = 8 + 1260/120 = 1268/120 - 1268/120 simplified gives 317/30
- So, 1/15 + 84/8 = 317/30
In mixed form: 1017/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+84/8 1/30+84/8 1/15+84/16 3/15+84/8 1/45+84/8 1/15+84/24 5/15+84/8 1/75+84/8 1/15+84/40 7/15+84/8 1/15+84/56