Add 9/15 and 42/10
1st number: 9/15, 2nd number: 4 2/10
9/15 + 42/10 is 24/5.
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,
9/15 = 9 × 2/15 × 2 = 18/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
42/10 = 42 × 3/10 × 3 = 126/30 - Add the two like fractions:
18/30 + 126/30 = 18 + 126/30 = 144/30 - 144/30 simplified gives 24/5
- So, 9/15 + 42/10 = 24/5
In mixed form: 44/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15+42/10 9/15+84/10 9/30+42/10 9/15+42/20 27/15+42/10 9/45+42/10 9/15+42/30 45/15+42/10 9/75+42/10 9/15+42/50 63/15+42/10 9/15+42/70