Add 1/80 and 7/9
1/80 + 7/9 is 569/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 9 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
1/80 = 1 × 9/80 × 9 = 9/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
7/9 = 7 × 80/9 × 80 = 560/720 - Add the two like fractions:
9/720 + 560/720 = 9 + 560/720 = 569/720 - So, 1/80 + 7/9 = 569/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/80+7/9 1/80+14/9 1/80+7/18 3/80+7/9 1/80+21/9 1/80+7/27 5/80+7/9 1/80+35/9 1/80+7/45 7/80+7/9 1/80+49/9 1/80+7/63