Compare 84/2 and 90/5
1st number: 42 0/2, 2nd number: 18 0/5
84/2 is greater than 90/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
84/2 = 84 × 5/2 × 5 = 420/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
90/5 = 90 × 2/5 × 2 = 180/10 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 420/10 > 180/10 or 84/2 > 90/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4 and 90/5 84/2 and 90/10 84/6 and 90/5 84/2 and 90/15 84/10 and 90/5 84/2 and 90/25 84/14 and 90/5 84/2 and 90/35