Compare 16/4 and 21/80
1st number: 4 0/4, 2nd number: 21/80
16/4 is greater than 21/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
16/4 = 16 × 20/4 × 20 = 320/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
21/80 = 21 × 1/80 × 1 = 21/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 320/80 > 21/80 or 16/4 > 21/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/4 and 21/80 16/4 and 42/80 16/8 and 21/80 48/4 and 21/80 16/4 and 63/80 16/12 and 21/80 80/4 and 21/80 16/20 and 21/80 16/28 and 21/80