Compare 18/75 and 12/15
18/75 is smaller than 12/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 15 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
18/75 = 18 × 1/75 × 1 = 18/75 - Likewise, for the 2nd fraction, since 15 × 5 = 75,
12/15 = 12 × 5/15 × 5 = 60/75 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 18/75 < 60/75 or 18/75 < 12/15
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