Add 84/15 and 27/10
1st number: 5 9/15, 2nd number: 2 7/10
84/15 + 27/10 is 83/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
84/15 = 84 × 2/15 × 2 = 168/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
27/10 = 27 × 3/10 × 3 = 81/30 - Add the two like fractions:
168/30 + 81/30 = 168 + 81/30 = 249/30 - 249/30 simplified gives 83/10
- So, 84/15 + 27/10 = 83/10
In mixed form: 83/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/15+54/10 84/30+27/10 84/15+27/20 84/15+81/10 84/45+27/10 84/15+27/30 84/75+27/10 84/15+27/50 84/15+27/70