Compare 28/10 and 84/4
1st number: 2 8/10, 2nd number: 21 0/4
28/10 is smaller than 84/4
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
28/10 = 28 × 2/10 × 2 = 56/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
84/4 = 84 × 5/4 × 5 = 420/20 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 56/20 < 420/20 or 28/10 < 84/4
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