Compare 18/48 and 20/18
1st number: 18/48, 2nd number: 1 2/18
18/48 is smaller than 20/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
18/48 = 18 × 3/48 × 3 = 54/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
20/18 = 20 × 8/18 × 8 = 160/144 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/144 < 160/144 or 18/48 < 20/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/48 and 20/18 18/48 and 40/18 18/96 and 20/18 18/48 and 20/36 54/48 and 20/18 18/48 and 60/18 18/48 and 20/54 90/48 and 20/18 18/48 and 20/90