Add 6/42 and 18/5
1st number: 6/42, 2nd number: 3 3/5
6/42 + 18/5 is 131/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
6/42 = 6 × 5/42 × 5 = 30/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
18/5 = 18 × 42/5 × 42 = 756/210 - Add the two like fractions:
30/210 + 756/210 = 30 + 756/210 = 786/210 - 786/210 simplified gives 131/35
- So, 6/42 + 18/5 = 131/35
In mixed form: 326/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/42+18/5 6/42+36/5 6/84+18/5 6/42+18/10 18/42+18/5 6/42+54/5 6/42+18/15 30/42+18/5 6/42+90/5 6/42+18/25 6/42+18/35