Compare 75/21 and 32/18
1st number: 3 12/21, 2nd number: 1 14/18
75/21 is greater than 32/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 21 × 6 = 126,
75/21 = 75 × 6/21 × 6 = 450/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
32/18 = 32 × 7/18 × 7 = 224/126 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 450/126 > 224/126 or 75/21 > 32/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/21 and 64/18 75/42 and 32/18 75/21 and 32/36 75/21 and 96/18 75/63 and 32/18 75/21 and 32/54 75/21 and 32/90