Compare 45/2 and 12/80
1st number: 22 1/2, 2nd number: 12/80
45/2 is greater than 12/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
45/2 = 45 × 40/2 × 40 = 1800/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
12/80 = 12 × 1/80 × 1 = 12/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1800/80 > 12/80 or 45/2 > 12/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2 and 12/80 45/2 and 24/80 45/4 and 12/80 45/2 and 36/80 45/6 and 12/80 45/2 and 60/80 45/10 and 12/80 45/2 and 84/80 45/14 and 12/80