Compare 80/8 and 21/72
1st number: 10 0/8, 2nd number: 21/72
80/8 is greater than 21/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
80/8 = 80 × 9/8 × 9 = 720/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 720/72 > 21/72 or 80/8 > 21/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8 and 42/72 80/16 and 21/72 80/8 and 63/72 80/24 and 21/72 80/40 and 21/72 80/56 and 21/72