Add 20/6 and 3/42
1st number: 3 2/6, 2nd number: 3/42
20/6 + 3/42 is 143/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
20/6 = 20 × 7/6 × 7 = 140/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
3/42 = 3 × 1/42 × 1 = 3/42 - Add the two like fractions:
140/42 + 3/42 = 140 + 3/42 = 143/42 - So, 20/6 + 3/42 = 143/42
In mixed form: 317/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+3/42 20/6+6/42 20/12+3/42 20/6+3/84 60/6+3/42 20/6+9/42 20/18+3/42 20/6+15/42 20/30+3/42 20/6+21/42 20/42+3/42