Compare 1/50 and 21/18
1st number: 1/50, 2nd number: 1 3/18
1/50 is smaller than 21/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
1/50 = 1 × 9/50 × 9 = 9/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
21/18 = 21 × 25/18 × 25 = 525/450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 9/450 < 525/450 or 1/50 < 21/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/50 and 21/18 1/50 and 42/18 1/50 and 21/36 3/50 and 21/18 1/50 and 63/18 1/50 and 21/54 5/50 and 21/18 1/50 and 21/90 7/50 and 21/18