Add 1/42 and 30/7
1st number: 1/42, 2nd number: 4 2/7
1/42 + 30/7 is 181/42.
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,
1/42 = 1 × 1/42 × 1 = 1/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
30/7 = 30 × 6/7 × 6 = 180/42 - Add the two like fractions:
1/42 + 180/42 = 1 + 180/42 = 181/42 - So, 1/42 + 30/7 = 181/42
In mixed form: 413/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42+30/7 1/42+60/7 1/84+30/7 1/42+30/14 3/42+30/7 1/42+90/7 1/42+30/21 5/42+30/7 1/42+30/35 7/42+30/7 1/42+30/49