Compare 5/28 and 81/5
1st number: 5/28, 2nd number: 16 1/5
5/28 is smaller than 81/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
5/28 = 5 × 5/28 × 5 = 25/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
81/5 = 81 × 28/5 × 28 = 2268/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 25/140 < 2268/140 or 5/28 < 81/5
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