Compare 28/10 and 81/7
1st number: 2 8/10, 2nd number: 11 4/7
28/10 is smaller than 81/7
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,
28/10 = 28 × 7/10 × 7 = 196/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
81/7 = 81 × 10/7 × 10 = 810/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 196/70 < 810/70 or 28/10 < 81/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/10 and 81/7 28/20 and 81/7 28/10 and 81/14 84/10 and 81/7 28/30 and 81/7 28/10 and 81/21 28/50 and 81/7 28/10 and 81/35 28/70 and 81/7 28/10 and 81/49