Compare 27/15 and 21/75
1st number: 1 12/15, 2nd number: 21/75
27/15 is greater than 21/75
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 75 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
27/15 = 27 × 5/15 × 5 = 135/75 - Likewise, for the 2nd fraction, since 75 × 1 = 75,
21/75 = 21 × 1/75 × 1 = 21/75 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 135/75 > 21/75 or 27/15 > 21/75
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