Compare 45/80 and 84/27
1st number: 45/80, 2nd number: 3 3/27
45/80 is smaller than 84/27
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
45/80 = 45 × 27/80 × 27 = 1215/2160 - Likewise, for the 2nd fraction, since 27 × 80 = 2160,
84/27 = 84 × 80/27 × 80 = 6720/2160 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1215/2160 < 6720/2160 or 45/80 < 84/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/80 and 84/27 45/80 and 84/54 45/80 and 84/81