Compare 15/75 and 45/18
1st number: 15/75, 2nd number: 2 9/18
15/75 is smaller than 45/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
15/75 = 15 × 6/75 × 6 = 90/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
45/18 = 45 × 25/18 × 25 = 1125/450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/450 < 1125/450 or 15/75 < 45/18
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