Compare 15/54 and 9/40
15/54 is greater than 9/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
15/54 = 15 × 20/54 × 20 = 300/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
9/40 = 9 × 27/40 × 27 = 243/1080 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 300/1080 > 243/1080 or 15/54 > 9/40
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