Add 50/20 and 15/18
1st number: 2 10/20, 2nd number: 15/18
50/20 + 15/18 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
50/20 = 50 × 9/20 × 9 = 450/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
15/18 = 15 × 10/18 × 10 = 150/180 - Add the two like fractions:
450/180 + 150/180 = 450 + 150/180 = 600/180 - 600/180 simplified gives 10/3
- So, 50/20 + 15/18 = 10/3
In mixed form: 31/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/20+30/18 50/40+15/18 50/20+15/36 50/20+45/18 50/60+15/18 50/20+15/54 50/20+75/18 50/20+15/90