Compare 42/7 and 15/18
1st number: 6 0/7, 2nd number: 15/18
42/7 is greater than 15/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
42/7 = 42 × 18/7 × 18 = 756/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
15/18 = 15 × 7/18 × 7 = 105/126 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 756/126 > 105/126 or 42/7 > 15/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/7 and 15/18 42/7 and 30/18 42/14 and 15/18 42/7 and 15/36 42/7 and 45/18 42/21 and 15/18 42/7 and 15/54 42/7 and 75/18 42/35 and 15/18 42/7 and 15/90 42/49 and 15/18