Add 30/42 and 24/35
30/42 + 24/35 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
30/42 = 30 × 5/42 × 5 = 150/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
24/35 = 24 × 6/35 × 6 = 144/210 - Add the two like fractions:
150/210 + 144/210 = 150 + 144/210 = 294/210 - 294/210 simplified gives 7/5
- So, 30/42 + 24/35 = 7/5
In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+24/35 30/42+48/35 30/84+24/35 30/42+24/70 90/42+24/35 30/42+72/35