Add 42/14 and 27/15
1st number: 3 0/14, 2nd number: 1 12/15
42/14 + 27/15 is 24/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
42/14 = 42 × 15/14 × 15 = 630/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
27/15 = 27 × 14/15 × 14 = 378/210 - Add the two like fractions:
630/210 + 378/210 = 630 + 378/210 = 1008/210 - 1008/210 simplified gives 24/5
- So, 42/14 + 27/15 = 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: 84/14+27/15 42/14+54/15 42/28+27/15 42/14+27/30 42/14+81/15 42/14+27/45 42/70+27/15 42/14+27/75 42/98+27/15