Compare 27/45 and 12/63
27/45 is greater than 12/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
27/45 = 27 × 7/45 × 7 = 189/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
12/63 = 12 × 5/63 × 5 = 60/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 189/315 > 60/315 or 27/45 > 12/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/45 and 12/63 27/45 and 24/63 27/90 and 12/63 81/45 and 12/63 27/45 and 36/63 27/45 and 60/63 27/45 and 84/63