Compare 5/90 and 81/16
1st number: 5/90, 2nd number: 5 1/16
5/90 is smaller than 81/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
5/90 = 5 × 8/90 × 8 = 40/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
81/16 = 81 × 45/16 × 45 = 3645/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/720 < 3645/720 or 5/90 < 81/16
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