Add 10/15 and 45/25
1st number: 10/15, 2nd number: 1 20/25
10/15 + 45/25 is 37/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
10/15 = 10 × 5/15 × 5 = 50/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
45/25 = 45 × 3/25 × 3 = 135/75 - Add the two like fractions:
50/75 + 135/75 = 50 + 135/75 = 185/75 - 185/75 simplified gives 37/15
- So, 10/15 + 45/25 = 37/15
In mixed form: 27/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15+45/25 10/15+90/25 10/30+45/25 10/15+45/50 30/15+45/25 10/45+45/25 10/15+45/75 50/15+45/25 10/75+45/25 70/15+45/25