Compare 7/9 and 28/80
7/9 is greater than 28/80
Steps for comparing 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,
7/9 = 7 × 80/9 × 80 = 560/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
28/80 = 28 × 9/80 × 9 = 252/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 560/720 > 252/720 or 7/9 > 28/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9 and 28/80 7/9 and 56/80 7/18 and 28/80 21/9 and 28/80 7/9 and 84/80 7/27 and 28/80 35/9 and 28/80 7/45 and 28/80 49/9 and 28/80 7/63 and 28/80