Compare 81/5 and 63/7
1st number: 16 1/5, 2nd number: 9 0/7
81/5 is greater than 63/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
81/5 = 81 × 7/5 × 7 = 567/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
63/7 = 63 × 5/7 × 5 = 315/35 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 567/35 > 315/35 or 81/5 > 63/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/10 and 63/7 81/5 and 63/14 81/15 and 63/7 81/5 and 63/21 81/25 and 63/7 81/5 and 63/35 81/35 and 63/7 81/5 and 63/49