Compare 3/27 and 4/20
3/27 is smaller than 4/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
3/27 = 3 × 20/27 × 20 = 60/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
4/20 = 4 × 27/20 × 27 = 108/540 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/540 < 108/540 or 3/27 < 4/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/27 and 4/20 3/27 and 8/20 3/54 and 4/20 3/27 and 4/40 9/27 and 4/20 3/27 and 12/20 3/81 and 4/20 3/27 and 4/60 15/27 and 4/20 21/27 and 4/20 3/27 and 28/20