Compare 36/98 and 21/18
1st number: 36/98, 2nd number: 1 3/18
36/98 is smaller than 21/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
36/98 = 36 × 9/98 × 9 = 324/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
21/18 = 21 × 49/18 × 49 = 1029/882 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 324/882 < 1029/882 or 36/98 < 21/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/98 and 21/18 36/98 and 42/18 36/98 and 21/36 36/98 and 63/18 36/98 and 21/54 36/98 and 21/90