Compare 21/6 and 18/54
1st number: 3 3/6, 2nd number: 18/54
21/6 is greater than 18/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
21/6 = 21 × 9/6 × 9 = 189/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
18/54 = 18 × 1/54 × 1 = 18/54 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 189/54 > 18/54 or 21/6 > 18/54
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