Compare 90/18 and 84/64
1st number: 5 0/18, 2nd number: 1 20/64
90/18 is greater than 84/64
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 18 × 32 = 576,
90/18 = 90 × 32/18 × 32 = 2880/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
84/64 = 84 × 9/64 × 9 = 756/576 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2880/576 > 756/576 or 90/18 > 84/64
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