Add 56/9 and 20/8
1st number: 6 2/9, 2nd number: 2 4/8
56/9 + 20/8 is 157/18.
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,
56/9 = 56 × 8/9 × 8 = 448/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
20/8 = 20 × 9/8 × 9 = 180/72 - Add the two like fractions:
448/72 + 180/72 = 448 + 180/72 = 628/72 - 628/72 simplified gives 157/18
- So, 56/9 + 20/8 = 157/18
In mixed form: 813/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/9+40/8 56/18+20/8 56/9+20/16 56/9+60/8 56/27+20/8 56/9+20/24 56/45+20/8 56/9+20/40 56/63+20/8 56/9+20/56