Add 14/5 and 28/20
1st number: 2 4/5, 2nd number: 1 8/20
14/5 + 28/20 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
14/5 = 14 × 4/5 × 4 = 56/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
28/20 = 28 × 1/20 × 1 = 28/20 - Add the two like fractions:
56/20 + 28/20 = 56 + 28/20 = 84/20 - 84/20 simplified gives 21/5
- So, 14/5 + 28/20 = 21/5
In mixed form: 41/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/5+28/20 14/5+56/20 14/10+28/20 14/5+28/40 42/5+28/20 14/5+84/20 14/15+28/20 14/5+28/60 70/5+28/20 14/25+28/20 98/5+28/20 14/35+28/20