Add 15/8 and 18/25
1st number: 1 7/8, 2nd number: 18/25
15/8 + 18/25 is 519/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
15/8 = 15 × 25/8 × 25 = 375/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
18/25 = 18 × 8/25 × 8 = 144/200 - Add the two like fractions:
375/200 + 144/200 = 375 + 144/200 = 519/200 - So, 15/8 + 18/25 = 519/200
In mixed form: 2119/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+18/25 15/8+36/25 15/16+18/25 15/8+18/50 45/8+18/25 15/8+54/25 15/24+18/25 15/8+18/75 75/8+18/25 15/8+90/25 15/40+18/25 15/56+18/25