Compare 2/45 and 80/12
1st number: 2/45, 2nd number: 6 8/12
2/45 is smaller than 80/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
2/45 = 2 × 4/45 × 4 = 8/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
80/12 = 80 × 15/12 × 15 = 1200/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 8/180 < 1200/180 or 2/45 < 80/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/45 and 80/12 2/90 and 80/12 2/45 and 80/24 6/45 and 80/12 2/45 and 80/36 10/45 and 80/12 2/45 and 80/60 14/45 and 80/12 2/45 and 80/84