Add 80/20 and 8/9
1st number: 4 0/20, 2nd number: 8/9
80/20 + 8/9 is 44/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
80/20 = 80 × 9/20 × 9 = 720/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
8/9 = 8 × 20/9 × 20 = 160/180 - Add the two like fractions:
720/180 + 160/180 = 720 + 160/180 = 880/180 - 880/180 simplified gives 44/9
- So, 80/20 + 8/9 = 44/9
In mixed form: 48/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20+16/9 80/40+8/9 80/20+8/18 80/20+24/9 80/60+8/9 80/20+8/27 80/20+40/9 80/20+8/45 80/20+56/9 80/20+8/63