Compare 81/28 and 70/60
1st number: 2 25/28, 2nd number: 1 10/60
81/28 is greater than 70/60
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
81/28 = 81 × 15/28 × 15 = 1215/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
70/60 = 70 × 7/60 × 7 = 490/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1215/420 > 490/420 or 81/28 > 70/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/56 and 70/60 81/84 and 70/60