Compare 21/50 and 2/84
21/50 is greater than 2/84
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 50 × 42 = 2100,
21/50 = 21 × 42/50 × 42 = 882/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
2/84 = 2 × 25/84 × 25 = 50/2100 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 882/2100 > 50/2100 or 21/50 > 2/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/50 and 2/84 21/50 and 4/84 63/50 and 2/84 21/50 and 6/84 21/50 and 10/84 21/50 and 14/84