Compare 9/42 and 18/25
9/42 is smaller than 18/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
9/42 = 9 × 25/42 × 25 = 225/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
18/25 = 18 × 42/25 × 42 = 756/1050 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 225/1050 < 756/1050 or 9/42 < 18/25
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