Compare 7/28 and 18/54
7/28 is smaller than 18/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
7/28 = 7 × 27/28 × 27 = 189/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
18/54 = 18 × 14/54 × 14 = 252/756 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 189/756 < 252/756 or 7/28 < 18/54
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