Compare 30/10 and 12/90
1st number: 3 0/10, 2nd number: 12/90
30/10 is greater than 12/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
30/10 = 30 × 9/10 × 9 = 270/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270/90 > 12/90 or 30/10 > 12/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10 and 12/90 30/10 and 24/90 30/20 and 12/90 90/10 and 12/90 30/10 and 36/90 30/10 and 60/90 30/50 and 12/90 30/10 and 84/90 30/70 and 12/90