Add 80/9 and 10/80
1st number: 8 8/9, 2nd number: 10/80
80/9 + 10/80 is 649/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 9 × 80 = 720,
80/9 = 80 × 80/9 × 80 = 6400/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
10/80 = 10 × 9/80 × 9 = 90/720 - Add the two like fractions:
6400/720 + 90/720 = 6400 + 90/720 = 6490/720 - 6490/720 simplified gives 649/72
- So, 80/9 + 10/80 = 649/72
In mixed form: 91/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9+20/80 80/18+10/80 80/9+30/80 80/27+10/80 80/9+50/80 80/45+10/80 80/9+70/80 80/63+10/80