Compare 21/16 and 20/50
1st number: 1 5/16, 2nd number: 20/50
21/16 is greater than 20/50
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
21/16 = 21 × 25/16 × 25 = 525/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
20/50 = 20 × 8/50 × 8 = 160/400 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 525/400 > 160/400 or 21/16 > 20/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/16 and 20/50 21/16 and 40/50 21/32 and 20/50 63/16 and 20/50 21/16 and 60/50 21/48 and 20/50 21/80 and 20/50