Compare 5/27 and 20/30
5/27 is smaller than 20/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
5/27 = 5 × 10/27 × 10 = 50/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
20/30 = 20 × 9/30 × 9 = 180/270 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 50/270 < 180/270 or 5/27 < 20/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/27 and 20/30 5/27 and 40/30 5/54 and 20/30 5/27 and 20/60 15/27 and 20/30 5/27 and 60/30 5/81 and 20/30 5/27 and 20/90 25/27 and 20/30 35/27 and 20/30