Compare 63/2 and 20/7
1st number: 31 1/2, 2nd number: 2 6/7
63/2 is greater than 20/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
63/2 = 63 × 7/2 × 7 = 441/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
20/7 = 20 × 2/7 × 2 = 40/14 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 441/14 > 40/14 or 63/2 > 20/7
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