Compare 21/54 and 56/42
1st number: 21/54, 2nd number: 1 14/42
21/54 is smaller than 56/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
21/54 = 21 × 7/54 × 7 = 147/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
56/42 = 56 × 9/42 × 9 = 504/378 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/378 < 504/378 or 21/54 < 56/42
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