Compare 63/42 and 81/84
1st number: 1 21/42, 2nd number: 81/84
63/42 is greater than 81/84
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
63/42 = 63 × 2/42 × 2 = 126/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
81/84 = 81 × 1/84 × 1 = 81/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 126/84 > 81/84 or 63/42 > 81/84
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Related: 63/84 and 81/84