Add 15/50 and 30/20
1st number: 15/50, 2nd number: 1 10/20
15/50 + 30/20 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
15/50 = 15 × 2/50 × 2 = 30/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
30/20 = 30 × 5/20 × 5 = 150/100 - Add the two like fractions:
30/100 + 150/100 = 30 + 150/100 = 180/100 - 180/100 simplified gives 9/5
- So, 15/50 + 30/20 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/50+30/20 15/50+60/20 15/50+30/40 45/50+30/20 15/50+90/20 15/50+30/60 75/50+30/20