Compare 42/54 and 30/18
1st number: 42/54, 2nd number: 1 12/18
42/54 is smaller than 30/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
42/54 = 42 × 1/54 × 1 = 42/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
30/18 = 30 × 3/18 × 3 = 90/54 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/54 < 90/54 or 42/54 < 30/18
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