Add 6/9 and 12/80
6/9 + 12/80 is 49/60.
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,
6/9 = 6 × 80/9 × 80 = 480/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
12/80 = 12 × 9/80 × 9 = 108/720 - Add the two like fractions:
480/720 + 108/720 = 480 + 108/720 = 588/720 - 588/720 simplified gives 49/60
- So, 6/9 + 12/80 = 49/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/9+12/80 6/9+24/80 6/18+12/80 18/9+12/80 6/9+36/80 6/27+12/80 30/9+12/80 6/9+60/80 6/45+12/80 42/9+12/80 6/9+84/80 6/63+12/80