Compare 81/5 and 2/80
1st number: 16 1/5, 2nd number: 2/80
81/5 is greater than 2/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
81/5 = 81 × 16/5 × 16 = 1296/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
2/80 = 2 × 1/80 × 1 = 2/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1296/80 > 2/80 or 81/5 > 2/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/5 and 4/80 81/10 and 2/80 81/5 and 6/80 81/15 and 2/80 81/5 and 10/80 81/25 and 2/80 81/5 and 14/80 81/35 and 2/80