Add 6/42 and 56/21
1st number: 6/42, 2nd number: 2 14/21
6/42 + 56/21 is 59/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
6/42 = 6 × 1/42 × 1 = 6/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
56/21 = 56 × 2/21 × 2 = 112/42 - Add the two like fractions:
6/42 + 112/42 = 6 + 112/42 = 118/42 - 118/42 simplified gives 59/21
- So, 6/42 + 56/21 = 59/21
In mixed form: 217/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/42+56/21 6/84+56/21 6/42+56/42 18/42+56/21 6/42+56/63 30/42+56/21