Add 42/6 and 42/18
1st number: 7 0/6, 2nd number: 2 6/18
42/6 + 42/18 is 28/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
42/6 = 42 × 3/6 × 3 = 126/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
42/18 = 42 × 1/18 × 1 = 42/18 - Add the two like fractions:
126/18 + 42/18 = 126 + 42/18 = 168/18 - 168/18 simplified gives 28/3
- So, 42/6 + 42/18 = 28/3
In mixed form: 91/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6+42/18 42/6+84/18 42/12+42/18 42/6+42/36 42/18+42/18 42/6+42/54 42/30+42/18 42/6+42/90