Compare 12/14 and 21/81
12/14 is greater than 21/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,
12/14 = 12 × 81/14 × 81 = 972/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
21/81 = 21 × 14/81 × 14 = 294/1134 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 972/1134 > 294/1134 or 12/14 > 21/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14 and 21/81 12/14 and 42/81 12/28 and 21/81 36/14 and 21/81 12/14 and 63/81 12/42 and 21/81 60/14 and 21/81 12/70 and 21/81 84/14 and 21/81 12/98 and 21/81