Compare 18/45 and 63/60
1st number: 18/45, 2nd number: 1 3/60
18/45 is smaller than 63/60
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
18/45 = 18 × 4/45 × 4 = 72/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
63/60 = 63 × 3/60 × 3 = 189/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 72/180 < 189/180 or 18/45 < 63/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/45 and 63/60 18/90 and 63/60 54/45 and 63/60 90/45 and 63/60