Compare 10/20 and 18/24
10/20 is smaller than 18/24
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
10/20 = 10 × 6/20 × 6 = 60/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
18/24 = 18 × 5/24 × 5 = 90/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/120 < 90/120 or 10/20 < 18/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20 and 36/24 10/40 and 18/24 10/20 and 18/48 30/20 and 18/24 10/20 and 54/24 10/60 and 18/24 10/20 and 18/72 50/20 and 18/24 10/20 and 90/24 70/20 and 18/24