Compare 10/42 and 75/18
1st number: 10/42, 2nd number: 4 3/18
10/42 is smaller than 75/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
10/42 = 10 × 3/42 × 3 = 30/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
75/18 = 75 × 7/18 × 7 = 525/126 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 30/126 < 525/126 or 10/42 < 75/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42 and 75/18 10/84 and 75/18 10/42 and 75/36 30/42 and 75/18 10/42 and 75/54 50/42 and 75/18 10/42 and 75/90 70/42 and 75/18