Compare 2/18 and 28/80
2/18 is smaller than 28/80
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,
2/18 = 2 × 40/18 × 40 = 80/720 - 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
- 80/720 < 252/720 or 2/18 < 28/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/18 and 28/80 2/18 and 56/80 2/36 and 28/80 6/18 and 28/80 2/18 and 84/80 2/54 and 28/80 10/18 and 28/80 2/90 and 28/80 14/18 and 28/80