Compare 3/18 and 18/25
3/18 is smaller than 18/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
3/18 = 3 × 25/18 × 25 = 75/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
18/25 = 18 × 18/25 × 18 = 324/450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 75/450 < 324/450 or 3/18 < 18/25
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