Compare 27/15 and 20/40
1st number: 1 12/15, 2nd number: 20/40
27/15 is greater than 20/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
27/15 = 27 × 8/15 × 8 = 216/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
20/40 = 20 × 3/40 × 3 = 60/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 216/120 > 60/120 or 27/15 > 20/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15 and 20/40 27/30 and 20/40 27/15 and 20/80 81/15 and 20/40 27/15 and 60/40 27/45 and 20/40 27/75 and 20/40