Compare 2/27 and 63/21
1st number: 2/27, 2nd number: 3 0/21
2/27 is smaller than 63/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 21 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
2/27 = 2 × 7/27 × 7 = 14/189 - Likewise, for the 2nd fraction, since 21 × 9 = 189,
63/21 = 63 × 9/21 × 9 = 567/189 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 14/189 < 567/189 or 2/27 < 63/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/27 and 63/21 2/54 and 63/21 2/27 and 63/42 6/27 and 63/21 2/81 and 63/21 10/27 and 63/21 14/27 and 63/21