Compare 63/2 and 20/30
1st number: 31 1/2, 2nd number: 20/30
63/2 is greater than 20/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
63/2 = 63 × 15/2 × 15 = 945/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 945/30 > 20/30 or 63/2 > 20/30
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