Add 35/15 and 81/10
1st number: 2 5/15, 2nd number: 8 1/10
35/15 + 81/10 is 313/30.
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,
35/15 = 35 × 2/15 × 2 = 70/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
81/10 = 81 × 3/10 × 3 = 243/30 - Add the two like fractions:
70/30 + 243/30 = 70 + 243/30 = 313/30 - So, 35/15 + 81/10 = 313/30
In mixed form: 1013/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+81/10 35/30+81/10 35/15+81/20 35/45+81/10 35/15+81/30 35/75+81/10 35/15+81/50 35/15+81/70