Compare 20/27 and 84/42
1st number: 20/27, 2nd number: 2 0/42
20/27 is smaller than 84/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
20/27 = 20 × 14/27 × 14 = 280/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
84/42 = 84 × 9/42 × 9 = 756/378 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 280/378 < 756/378 or 20/27 < 84/42
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