Compare 90/84 and 45/25
1st number: 1 6/84, 2nd number: 1 20/25
90/84 is smaller than 45/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
90/84 = 90 × 25/84 × 25 = 2250/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
45/25 = 45 × 84/25 × 84 = 3780/2100 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2250/2100 < 3780/2100 or 90/84 < 45/25
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