Compare 81/63 and 7/5
1st number: 1 18/63, 2nd number: 1 2/5
81/63 is smaller than 7/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
81/63 = 81 × 5/63 × 5 = 405/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
7/5 = 7 × 63/5 × 63 = 441/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 405/315 < 441/315 or 81/63 < 7/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/63 and 14/5 81/63 and 7/10 81/63 and 21/5 81/63 and 7/15 81/63 and 35/5 81/63 and 7/25 81/63 and 49/5 81/63 and 7/35