Compare 5/7 and 9/80
5/7 is greater than 9/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
5/7 = 5 × 80/7 × 80 = 400/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
9/80 = 9 × 7/80 × 7 = 63/560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 400/560 > 63/560 or 5/7 > 9/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7 and 9/80 5/7 and 18/80 5/14 and 9/80 15/7 and 9/80 5/7 and 27/80 5/21 and 9/80 25/7 and 9/80 5/7 and 45/80 5/35 and 9/80 35/7 and 9/80 5/7 and 63/80 5/49 and 9/80