Compare 18/32 and 28/81
18/32 is greater than 28/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 81 is 2592
Next, find the equivalent fraction of both fractional numbers with denominator 2592 - For the 1st fraction, since 32 × 81 = 2592,
18/32 = 18 × 81/32 × 81 = 1458/2592 - Likewise, for the 2nd fraction, since 81 × 32 = 2592,
28/81 = 28 × 32/81 × 32 = 896/2592 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1458/2592 > 896/2592 or 18/32 > 28/81
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