Compare 50/21 and 48/45
1st number: 2 8/21, 2nd number: 1 3/45
50/21 is greater than 48/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 21 × 15 = 315,
50/21 = 50 × 15/21 × 15 = 750/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
48/45 = 48 × 7/45 × 7 = 336/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 750/315 > 336/315 or 50/21 > 48/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21 and 96/45 50/42 and 48/45 50/21 and 48/90 50/63 and 48/45