Compare 2/7 and 18/80
2/7 is greater than 18/80
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,
2/7 = 2 × 80/7 × 80 = 160/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
18/80 = 18 × 7/80 × 7 = 126/560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 160/560 > 126/560 or 2/7 > 18/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/7 and 18/80 2/7 and 36/80 2/14 and 18/80 6/7 and 18/80 2/7 and 54/80 2/21 and 18/80 10/7 and 18/80 2/7 and 90/80 2/35 and 18/80 14/7 and 18/80 2/49 and 18/80