Add 25/30 and 28/10
1st number: 25/30, 2nd number: 2 8/10
25/30 + 28/10 is 109/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
25/30 = 25 × 1/30 × 1 = 25/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
28/10 = 28 × 3/10 × 3 = 84/30 - Add the two like fractions:
25/30 + 84/30 = 25 + 84/30 = 109/30 - So, 25/30 + 28/10 = 109/30
In mixed form: 319/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30+28/10 25/30+56/10 25/60+28/10 25/30+28/20 75/30+28/10 25/30+84/10 25/90+28/10 25/30+28/30 25/30+28/50 25/30+28/70