Compare 28/5 and 81/10
1st number: 5 3/5, 2nd number: 8 1/10
28/5 is smaller than 81/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 5 × 2 = 10,
28/5 = 28 × 2/5 × 2 = 56/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
81/10 = 81 × 1/10 × 1 = 81/10 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 56/10 < 81/10 or 28/5 < 81/10
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