Add 1/42 and 56/30
1st number: 1/42, 2nd number: 1 26/30
1/42 + 56/30 is 397/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
1/42 = 1 × 5/42 × 5 = 5/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
56/30 = 56 × 7/30 × 7 = 392/210 - Add the two like fractions:
5/210 + 392/210 = 5 + 392/210 = 397/210 - So, 1/42 + 56/30 = 397/210
In mixed form: 1187/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42+56/30 1/84+56/30 1/42+56/60 3/42+56/30 1/42+56/90 5/42+56/30 7/42+56/30