Compare 45/27 and 3/20
1st number: 1 18/27, 2nd number: 3/20
45/27 is greater than 3/20
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,
45/27 = 45 × 20/27 × 20 = 900/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
3/20 = 3 × 27/20 × 27 = 81/540 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 900/540 > 81/540 or 45/27 > 3/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27 and 3/20 45/27 and 6/20 45/54 and 3/20 45/27 and 3/40 45/27 and 9/20 45/81 and 3/20 45/27 and 3/60 45/27 and 15/20 45/27 and 21/20