Compare 84/12 and 1/90
1st number: 7 0/12, 2nd number: 1/90
84/12 is greater than 1/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
84/12 = 84 × 15/12 × 15 = 1260/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
1/90 = 1 × 2/90 × 2 = 2/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1260/180 > 2/180 or 84/12 > 1/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12 and 2/90 84/24 and 1/90 84/12 and 3/90 84/36 and 1/90 84/12 and 5/90 84/60 and 1/90 84/12 and 7/90