Add 42/35 and 50/30
1st number: 1 7/35, 2nd number: 1 20/30
42/35 + 50/30 is 43/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
42/35 = 42 × 6/35 × 6 = 252/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
50/30 = 50 × 7/30 × 7 = 350/210 - Add the two like fractions:
252/210 + 350/210 = 252 + 350/210 = 602/210 - 602/210 simplified gives 43/15
- So, 42/35 + 50/30 = 43/15
In mixed form: 213/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35+50/30 42/70+50/30 42/35+50/60 42/35+50/90