Compare 18/15 and 84/4
1st number: 1 3/15, 2nd number: 21 0/4
18/15 is smaller than 84/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
18/15 = 18 × 4/15 × 4 = 72/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
84/4 = 84 × 15/4 × 15 = 1260/60 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 72/60 < 1260/60 or 18/15 < 84/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/15 and 84/4 18/30 and 84/4 18/15 and 84/8 54/15 and 84/4 18/45 and 84/4 18/15 and 84/12 90/15 and 84/4 18/75 and 84/4 18/15 and 84/20 18/15 and 84/28