Add 42/15 and 48/14
1st number: 2 12/15, 2nd number: 3 6/14
42/15 + 48/14 is 218/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
42/15 = 42 × 14/15 × 14 = 588/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
48/14 = 48 × 15/14 × 15 = 720/210 - Add the two like fractions:
588/210 + 720/210 = 588 + 720/210 = 1308/210 - 1308/210 simplified gives 218/35
- So, 42/15 + 48/14 = 218/35
In mixed form: 68/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/15+48/14 42/15+96/14 42/30+48/14 42/15+48/28 42/45+48/14 42/15+48/42 42/75+48/14 42/15+48/70 42/15+48/98