Compare 30/75 and 20/36
30/75 is smaller than 20/36
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
30/75 = 30 × 12/75 × 12 = 360/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
20/36 = 20 × 25/36 × 25 = 500/900 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/900 < 500/900 or 30/75 < 20/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/75 and 20/36 30/75 and 40/36 30/75 and 20/72 90/75 and 20/36 30/75 and 60/36