Add 42/15 and 6/4
1st number: 2 12/15, 2nd number: 1 2/4
42/15 + 6/4 is 43/10.
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,
42/15 = 42 × 4/15 × 4 = 168/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
6/4 = 6 × 15/4 × 15 = 90/60 - Add the two like fractions:
168/60 + 90/60 = 168 + 90/60 = 258/60 - 258/60 simplified gives 43/10
- So, 42/15 + 6/4 = 43/10
In mixed form: 43/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/15+6/4 42/15+12/4 42/30+6/4 42/15+6/8 42/15+18/4 42/45+6/4 42/15+6/12 42/15+30/4 42/75+6/4 42/15+6/20 42/15+42/4 42/15+6/28