Add 8/9 and 42/25
1st number: 8/9, 2nd number: 1 17/25
8/9 + 42/25 is 578/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
8/9 = 8 × 25/9 × 25 = 200/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225 - Add the two like fractions:
200/225 + 378/225 = 200 + 378/225 = 578/225 - So, 8/9 + 42/25 = 578/225
In mixed form: 2128/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9+42/25 8/9+84/25 8/18+42/25 8/9+42/50 24/9+42/25 8/27+42/25 8/9+42/75 40/9+42/25 8/45+42/25 56/9+42/25 8/63+42/25