Compare 42/27 and 21/54
1st number: 1 15/27, 2nd number: 21/54
42/27 is greater than 21/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
42/27 = 42 × 2/27 × 2 = 84/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
21/54 = 21 × 1/54 × 1 = 21/54 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 84/54 > 21/54 or 42/27 > 21/54
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