Add 70/15 and 27/10
1st number: 4 10/15, 2nd number: 2 7/10
70/15 + 27/10 is 221/30.
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,
70/15 = 70 × 2/15 × 2 = 140/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
27/10 = 27 × 3/10 × 3 = 81/30 - Add the two like fractions:
140/30 + 81/30 = 140 + 81/30 = 221/30 - So, 70/15 + 27/10 = 221/30
In mixed form: 711/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+54/10 70/30+27/10 70/15+27/20 70/15+81/10 70/45+27/10 70/15+27/30 70/75+27/10 70/15+27/50 70/15+27/70