Compare 36/45 and 9/18
36/45 is greater than 9/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
36/45 = 36 × 2/45 × 2 = 72/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
9/18 = 9 × 5/18 × 5 = 45/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 72/90 > 45/90 or 36/45 > 9/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45 and 9/18 36/90 and 9/18 36/45 and 9/36 36/45 and 27/18 36/45 and 9/54 36/45 and 45/18 36/45 and 9/90 36/45 and 63/18