Compare 63/2 and 12/45
1st number: 31 1/2, 2nd number: 12/45
63/2 is greater than 12/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
63/2 = 63 × 45/2 × 45 = 2835/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
12/45 = 12 × 2/45 × 2 = 24/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2835/90 > 24/90 or 63/2 > 12/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2 and 24/45 63/4 and 12/45 63/2 and 12/90 63/2 and 36/45 63/6 and 12/45 63/2 and 60/45 63/10 and 12/45 63/2 and 84/45 63/14 and 12/45