Compare 81/10 and 63/7
1st number: 8 1/10, 2nd number: 9 0/7
81/10 is smaller than 63/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
81/10 = 81 × 7/10 × 7 = 567/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
63/7 = 63 × 10/7 × 10 = 630/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 567/70 < 630/70 or 81/10 < 63/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/20 and 63/7 81/10 and 63/14 81/30 and 63/7 81/10 and 63/21 81/50 and 63/7 81/10 and 63/35 81/70 and 63/7 81/10 and 63/49