Compare 72/15 and 28/45
1st number: 4 12/15, 2nd number: 28/45
72/15 is greater than 28/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
72/15 = 72 × 3/15 × 3 = 216/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
28/45 = 28 × 1/45 × 1 = 28/45 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 216/45 > 28/45 or 72/15 > 28/45
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