Add 30/50 and 20/12
1st number: 30/50, 2nd number: 1 8/12
30/50 + 20/12 is 34/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
30/50 = 30 × 6/50 × 6 = 180/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
20/12 = 20 × 25/12 × 25 = 500/300 - Add the two like fractions:
180/300 + 500/300 = 180 + 500/300 = 680/300 - 680/300 simplified gives 34/15
- So, 30/50 + 20/12 = 34/15
In mixed form: 24/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50+20/12 30/50+40/12 30/50+20/24 90/50+20/12 30/50+60/12 30/50+20/36 30/50+20/60 30/50+20/84