Compare 90/75 and 45/30
1st number: 1 15/75, 2nd number: 1 15/30
90/75 is smaller than 45/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
90/75 = 90 × 2/75 × 2 = 180/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
45/30 = 45 × 5/30 × 5 = 225/150 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 180/150 < 225/150 or 90/75 < 45/30
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