Add 40/15 and 18/25
1st number: 2 10/15, 2nd number: 18/25
40/15 + 18/25 is 254/75.
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,
40/15 = 40 × 5/15 × 5 = 200/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
18/25 = 18 × 3/25 × 3 = 54/75 - Add the two like fractions:
200/75 + 54/75 = 200 + 54/75 = 254/75 - So, 40/15 + 18/25 = 254/75
In mixed form: 329/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15+18/25 40/15+36/25 40/30+18/25 40/15+18/50 40/15+54/25 40/45+18/25 40/15+18/75 40/15+90/25 40/75+18/25