Compare 9/4 and 90/63
1st number: 2 1/4, 2nd number: 1 27/63
9/4 is greater than 90/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
9/4 = 9 × 63/4 × 63 = 567/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
90/63 = 90 × 4/63 × 4 = 360/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 567/252 > 360/252 or 9/4 > 90/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/4 and 90/63 9/8 and 90/63 27/4 and 90/63 9/12 and 90/63 45/4 and 90/63 9/20 and 90/63 63/4 and 90/63 9/28 and 90/63