Compare 90/12 and 9/30
1st number: 7 6/12, 2nd number: 9/30
90/12 is greater than 9/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
90/12 = 90 × 5/12 × 5 = 450/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
9/30 = 9 × 2/30 × 2 = 18/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/60 > 18/60 or 90/12 > 9/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12 and 18/30 90/24 and 9/30 90/12 and 9/60 90/12 and 27/30 90/36 and 9/30 90/12 and 9/90 90/12 and 45/30 90/60 and 9/30 90/12 and 63/30 90/84 and 9/30