Compare 21/12 and 63/14
1st number: 1 9/12, 2nd number: 4 7/14
21/12 is smaller than 63/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
21/12 = 21 × 7/12 × 7 = 147/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
63/14 = 63 × 6/14 × 6 = 378/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/84 < 378/84 or 21/12 < 63/14
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