Add 20/50 and 50/30
1st number: 20/50, 2nd number: 1 20/30
20/50 + 50/30 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
20/50 = 20 × 3/50 × 3 = 60/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
50/30 = 50 × 5/30 × 5 = 250/150 - Add the two like fractions:
60/150 + 250/150 = 60 + 250/150 = 310/150 - 310/150 simplified gives 31/15
- So, 20/50 + 50/30 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/50+50/30 20/50+50/60 60/50+50/30 20/50+50/90