Compare 15/27 and 20/25
15/27 is smaller than 20/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 25 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 27 × 25 = 675,
15/27 = 15 × 25/27 × 25 = 375/675 - Likewise, for the 2nd fraction, since 25 × 27 = 675,
20/25 = 20 × 27/25 × 27 = 540/675 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 375/675 < 540/675 or 15/27 < 20/25
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