Compare 15/2 and 20/56
1st number: 7 1/2, 2nd number: 20/56
15/2 is greater than 20/56
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
15/2 = 15 × 28/2 × 28 = 420/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 420/56 > 20/56 or 15/2 > 20/56
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