Compare 80/28 and 40/45
1st number: 2 24/28, 2nd number: 40/45
80/28 is greater than 40/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
80/28 = 80 × 45/28 × 45 = 3600/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
40/45 = 40 × 28/45 × 28 = 1120/1260 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 3600/1260 > 1120/1260 or 80/28 > 40/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28 and 80/45 80/56 and 40/45 80/28 and 40/90 80/84 and 40/45