Add 30/50 and 18/30
30/50 + 18/30 is 6/5.
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,
30/50 = 30 × 3/50 × 3 = 90/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
18/30 = 18 × 5/30 × 5 = 90/150 - Add the two like fractions:
90/150 + 90/150 = 90 + 90/150 = 180/150 - 180/150 simplified gives 6/5
- So, 30/50 + 18/30 = 6/5
In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50+18/30 30/50+36/30 30/50+18/60 90/50+18/30 30/50+54/30 30/50+18/90 30/50+90/30