Compare 27/21 and 12/32
1st number: 1 6/21, 2nd number: 12/32
27/21 is greater than 12/32
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
27/21 = 27 × 32/21 × 32 = 864/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
12/32 = 12 × 21/32 × 21 = 252/672 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 864/672 > 252/672 or 27/21 > 12/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/21 and 12/32 27/21 and 24/32 27/42 and 12/32 27/21 and 12/64 81/21 and 12/32 27/21 and 36/32 27/63 and 12/32 27/21 and 12/96 27/21 and 60/32 27/21 and 84/32