Compare 5/4 and 28/81
1st number: 1 1/4, 2nd number: 28/81
5/4 is greater than 28/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
5/4 = 5 × 81/4 × 81 = 405/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
28/81 = 28 × 4/81 × 4 = 112/324 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 405/324 > 112/324 or 5/4 > 28/81
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