Compare 42/90 and 84/75
1st number: 42/90, 2nd number: 1 9/75
42/90 is smaller than 84/75
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 75 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
42/90 = 42 × 5/90 × 5 = 210/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
84/75 = 84 × 6/75 × 6 = 504/450 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 210/450 < 504/450 or 42/90 < 84/75
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Related: 84/90 and 84/75