Compare 45/18 and 63/4
1st number: 2 9/18, 2nd number: 15 3/4
45/18 is smaller than 63/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
45/18 = 45 × 2/18 × 2 = 90/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
63/4 = 63 × 9/4 × 9 = 567/36 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/36 < 567/36 or 45/18 < 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/18 and 63/4 45/36 and 63/4 45/18 and 63/8 45/54 and 63/4 45/18 and 63/12 45/90 and 63/4 45/18 and 63/20 45/18 and 63/28