Add 7/42 and 27/7
1st number: 7/42, 2nd number: 3 6/7
7/42 + 27/7 is 169/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
7/42 = 7 × 1/42 × 1 = 7/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
27/7 = 27 × 6/7 × 6 = 162/42 - Add the two like fractions:
7/42 + 162/42 = 7 + 162/42 = 169/42 - So, 7/42 + 27/7 = 169/42
In mixed form: 41/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42+27/7 7/42+54/7 7/84+27/7 7/42+27/14 21/42+27/7 7/42+81/7 7/42+27/21 35/42+27/7 7/42+27/35 49/42+27/7 7/42+27/49