Compare 12/48 and 90/63
1st number: 12/48, 2nd number: 1 27/63
12/48 is smaller than 90/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 48 × 21 = 1008,
12/48 = 12 × 21/48 × 21 = 252/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
90/63 = 90 × 16/63 × 16 = 1440/1008 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 252/1008 < 1440/1008 or 12/48 < 90/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/48 and 90/63 12/96 and 90/63 36/48 and 90/63 60/48 and 90/63 84/48 and 90/63