Compare 3/84 and 72/9
1st number: 3/84, 2nd number: 8 0/9
3/84 is smaller than 72/9
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
3/84 = 3 × 3/84 × 3 = 9/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
72/9 = 72 × 28/9 × 28 = 2016/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 9/252 < 2016/252 or 3/84 < 72/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84 and 72/9 3/84 and 72/18 9/84 and 72/9 3/84 and 72/27 15/84 and 72/9 3/84 and 72/45 21/84 and 72/9 3/84 and 72/63