Compare 25/18 and 12/20
1st number: 1 7/18, 2nd number: 12/20
25/18 is greater than 12/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
25/18 = 25 × 10/18 × 10 = 250/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
12/20 = 12 × 9/20 × 9 = 108/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 250/180 > 108/180 or 25/18 > 12/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18 and 12/20 25/18 and 24/20 25/36 and 12/20 25/18 and 12/40 75/18 and 12/20 25/18 and 36/20 25/54 and 12/20 25/18 and 12/60 25/18 and 60/20 25/90 and 12/20 25/18 and 84/20