Add 20/50 and 28/16
1st number: 20/50, 2nd number: 1 12/16
20/50 + 28/16 is 43/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
20/50 = 20 × 8/50 × 8 = 160/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
28/16 = 28 × 25/16 × 25 = 700/400 - Add the two like fractions:
160/400 + 700/400 = 160 + 700/400 = 860/400 - 860/400 simplified gives 43/20
- So, 20/50 + 28/16 = 43/20
In mixed form: 23/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/50+28/16 20/50+56/16 20/50+28/32 60/50+28/16 20/50+84/16 20/50+28/48 20/50+28/80