Compare 81/2 and 27/10
1st number: 40 1/2, 2nd number: 2 7/10
81/2 is greater than 27/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
81/2 = 81 × 5/2 × 5 = 405/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
27/10 = 27 × 1/10 × 1 = 27/10 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 405/10 > 27/10 or 81/2 > 27/10
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