Compare 90/12 and 5/20
1st number: 7 6/12, 2nd number: 5/20
90/12 is greater than 5/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 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 20 × 3 = 60,
5/20 = 5 × 3/20 × 3 = 15/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/60 > 15/60 or 90/12 > 5/20
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 10/20 90/24 and 5/20 90/12 and 5/40 90/12 and 15/20 90/36 and 5/20 90/12 and 5/60 90/12 and 25/20 90/60 and 5/20 90/12 and 35/20 90/84 and 5/20