Compare 1/81 and 2/63
1/81 is smaller than 2/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 63 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 81 × 7 = 567,
1/81 = 1 × 7/81 × 7 = 7/567 - Likewise, for the 2nd fraction, since 63 × 9 = 567,
2/63 = 2 × 9/63 × 9 = 18/567 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 7/567 < 18/567 or 1/81 < 2/63
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