Answers

Compare 42/49 and 42/54

42/49 is greater than 42/54

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 54 is 2646
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2646
2. For the 1st fraction, since 49 × 54 = 2646,
   42/49 = 42 × 54/49 × 54 = 2268/2646
3. Likewise, for the 2nd fraction, since 54 × 49 = 2646,
   42/54 = 42 × 49/54 × 49 = 2058/2646
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 2268/2646 > 2058/2646 or 42/49 > 42/54

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁴/₄₉ and ⁴²/₅₄ ⁴²/₄₉ and ⁸⁴/₅₄ ⁴²/₉₈ and ⁴²/₅₄

Compare Fractions Calculator