Add 7/15 and 42/4
1st number: 7/15, 2nd number: 10 2/4
7/15 + 42/4 is 329/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
7/15 = 7 × 4/15 × 4 = 28/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
42/4 = 42 × 15/4 × 15 = 630/60 - Add the two like fractions:
28/60 + 630/60 = 28 + 630/60 = 658/60 - 658/60 simplified gives 329/30
- So, 7/15 + 42/4 = 329/30
In mixed form: 1029/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15+42/4 7/15+84/4 7/30+42/4 7/15+42/8 21/15+42/4 7/45+42/4 7/15+42/12 35/15+42/4 7/75+42/4 7/15+42/20 49/15+42/4 7/15+42/28