Compare 25/18 and 20/10
1st number: 1 7/18, 2nd number: 2 0/10
25/18 is smaller than 20/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
25/18 = 25 × 5/18 × 5 = 125/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
20/10 = 20 × 9/10 × 9 = 180/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 125/90 < 180/90 or 25/18 < 20/10
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 20/10 25/18 and 40/10 25/36 and 20/10 75/18 and 20/10 25/18 and 60/10 25/54 and 20/10 25/18 and 20/30 25/90 and 20/10 25/18 and 20/50 25/18 and 20/70