Compare 12/72 and 15/54
12/72 is smaller than 15/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
12/72 = 12 × 3/72 × 3 = 36/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
15/54 = 15 × 4/54 × 4 = 60/216 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 36/216 < 60/216 or 12/72 < 15/54
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