Compare 80/12 and 21/4
1st number: 6 8/12, 2nd number: 5 1/4
80/12 is greater than 21/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
80/12 = 80 × 1/12 × 1 = 80/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
21/4 = 21 × 3/4 × 3 = 63/12 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80/12 > 63/12 or 80/12 > 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12 and 42/4 80/24 and 21/4 80/12 and 21/8 80/12 and 63/4 80/36 and 21/4 80/12 and 21/12 80/60 and 21/4 80/12 and 21/20 80/84 and 21/4 80/12 and 21/28