Compare 72/4 and 15/18
1st number: 18 0/4, 2nd number: 15/18
72/4 is greater than 15/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
72/4 = 72 × 9/4 × 9 = 648/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
15/18 = 15 × 2/18 × 2 = 30/36 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 648/36 > 30/36 or 72/4 > 15/18
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