Add 2/42 and 35/30
1st number: 2/42, 2nd number: 1 5/30
2/42 + 35/30 is 17/14.
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,
2/42 = 2 × 5/42 × 5 = 10/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
35/30 = 35 × 7/30 × 7 = 245/210 - Add the two like fractions:
10/210 + 245/210 = 10 + 245/210 = 255/210 - 255/210 simplified gives 17/14
- So, 2/42 + 35/30 = 17/14
In mixed form: 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/42+35/30 2/42+70/30 2/84+35/30 2/42+35/60 6/42+35/30 2/42+35/90 10/42+35/30 14/42+35/30