Add 5/9 and 42/8
1st number: 5/9, 2nd number: 5 2/8
5/9 + 42/8 is 209/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
5/9 = 5 × 8/9 × 8 = 40/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
42/8 = 42 × 9/8 × 9 = 378/72 - Add the two like fractions:
40/72 + 378/72 = 40 + 378/72 = 418/72 - 418/72 simplified gives 209/36
- So, 5/9 + 42/8 = 209/36
In mixed form: 529/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/9+42/8 5/9+84/8 5/18+42/8 5/9+42/16 15/9+42/8 5/27+42/8 5/9+42/24 25/9+42/8 5/45+42/8 5/9+42/40 35/9+42/8 5/63+42/8 5/9+42/56