Compare 10/18 and 5/80
10/18 is greater than 5/80
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,
10/18 = 10 × 40/18 × 40 = 400/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
5/80 = 5 × 9/80 × 9 = 45/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 400/720 > 45/720 or 10/18 > 5/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18 and 5/80 10/18 and 10/80 10/36 and 5/80 30/18 and 5/80 10/18 and 15/80 10/54 and 5/80 50/18 and 5/80 10/18 and 25/80 10/90 and 5/80 70/18 and 5/80 10/18 and 35/80