Compare 30/84 and 18/49
30/84 is smaller than 18/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
30/84 = 30 × 7/84 × 7 = 210/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
18/49 = 18 × 12/49 × 12 = 216/588 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/588 < 216/588 or 30/84 < 18/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/84 and 18/49 30/84 and 36/49 30/84 and 18/98 90/84 and 18/49 30/84 and 54/49 30/84 and 90/49