Compare 81/2 and 54/40
1st number: 40 1/2, 2nd number: 1 14/40
81/2 is greater than 54/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
81/2 = 81 × 20/2 × 20 = 1620/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
54/40 = 54 × 1/40 × 1 = 54/40 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1620/40 > 54/40 or 81/2 > 54/40
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