Compare 7/18 and 7/80
7/18 is greater than 7/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
7/18 = 7 × 40/18 × 40 = 280/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
7/80 = 7 × 9/80 × 9 = 63/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 280/720 > 63/720 or 7/18 > 7/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18 and 7/80 7/18 and 14/80 7/36 and 7/80 21/18 and 7/80 7/18 and 21/80 7/54 and 7/80 35/18 and 7/80 7/18 and 35/80 7/90 and 7/80 49/18 and 7/80 7/18 and 49/80