Compare 21/2 and 42/14
1st number: 10 1/2, 2nd number: 3 0/14
21/2 is greater than 42/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
21/2 = 21 × 7/2 × 7 = 147/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
42/14 = 42 × 1/14 × 1 = 42/14 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/14 > 42/14 or 21/2 > 42/14
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