Add 42/15 and 6/10
1st number: 2 12/15, 2nd number: 6/10
42/15 + 6/10 is 17/5.
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,
42/15 = 42 × 2/15 × 2 = 84/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
6/10 = 6 × 3/10 × 3 = 18/30 - Add the two like fractions:
84/30 + 18/30 = 84 + 18/30 = 102/30 - 102/30 simplified gives 17/5
- So, 42/15 + 6/10 = 17/5
In mixed form: 32/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/15+6/10 42/15+12/10 42/30+6/10 42/15+6/20 42/15+18/10 42/45+6/10 42/15+6/30 42/15+30/10 42/75+6/10 42/15+6/50 42/15+42/10 42/15+6/70