Compare 21/9 and 18/25
1st number: 2 3/9, 2nd number: 18/25
21/9 is greater than 18/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
21/9 = 21 × 25/9 × 25 = 525/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
18/25 = 18 × 9/25 × 9 = 162/225 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 525/225 > 162/225 or 21/9 > 18/25
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