Compare 54/81 and 25/30
54/81 is smaller than 25/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 30 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
54/81 = 54 × 10/81 × 10 = 540/810 - Likewise, for the 2nd fraction, since 30 × 27 = 810,
25/30 = 25 × 27/30 × 27 = 675/810 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/810 < 675/810 or 54/81 < 25/30
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