Compare 18/75 and 3/12
18/75 is smaller than 3/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
18/75 = 18 × 4/75 × 4 = 72/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
3/12 = 3 × 25/12 × 25 = 75/300 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 72/300 < 75/300 or 18/75 < 3/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75 and 3/12 18/75 and 6/12 18/75 and 3/24 54/75 and 3/12 18/75 and 9/12 18/75 and 3/36 90/75 and 3/12 18/75 and 15/12 18/75 and 3/60 18/75 and 21/12 18/75 and 3/84