Add 25/4 and 28/5
1st number: 6 1/4, 2nd number: 5 3/5
25/4 + 28/5 is 237/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
25/4 = 25 × 5/4 × 5 = 125/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
28/5 = 28 × 4/5 × 4 = 112/20 - Add the two like fractions:
125/20 + 112/20 = 125 + 112/20 = 237/20 - So, 25/4 + 28/5 = 237/20
In mixed form: 1117/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4+28/5 25/4+56/5 25/8+28/5 25/4+28/10 75/4+28/5 25/4+84/5 25/12+28/5 25/4+28/15 25/20+28/5 25/4+28/25 25/28+28/5 25/4+28/35