Compare 1/12 and 18/72
1/12 is smaller than 18/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
1/12 = 1 × 6/12 × 6 = 6/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
18/72 = 18 × 1/72 × 1 = 18/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 6/72 < 18/72 or 1/12 < 18/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12 and 18/72 1/12 and 36/72 1/24 and 18/72 3/12 and 18/72 1/12 and 54/72 1/36 and 18/72 5/12 and 18/72 1/12 and 90/72 1/60 and 18/72 7/12 and 18/72 1/84 and 18/72