Add 25/15 and 50/45
1st number: 1 10/15, 2nd number: 1 5/45
25/15 + 50/45 is 25/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
25/15 = 25 × 3/15 × 3 = 75/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
50/45 = 50 × 1/45 × 1 = 50/45 - Add the two like fractions:
75/45 + 50/45 = 75 + 50/45 = 125/45 - 125/45 simplified gives 25/9
- So, 25/15 + 50/45 = 25/9
In mixed form: 27/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/15+50/45 25/30+50/45 25/15+50/90 75/15+50/45 25/45+50/45 25/75+50/45