Compare 28/36 and 2/20
28/36 is greater than 2/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
28/36 = 28 × 5/36 × 5 = 140/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
2/20 = 2 × 9/20 × 9 = 18/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/180 > 18/180 or 28/36 > 2/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36 and 2/20 28/36 and 4/20 28/72 and 2/20 28/36 and 2/40 84/36 and 2/20 28/36 and 6/20 28/36 and 2/60 28/36 and 10/20 28/36 and 14/20