Compare 10/28 and 21/27
1028 is smaller than 2127
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
1028 = 10 × 2728 × 27 = 270756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
2127 = 21 × 2827 × 28 = 588756 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270756 < 588756 or 1028 < 2127
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