Compare 56/12 and 1/21
1st number: 4 8/12, 2nd number: 1/21
56/12 is greater than 1/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
56/12 = 56 × 7/12 × 7 = 392/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
1/21 = 1 × 4/21 × 4 = 4/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 392/84 > 4/84 or 56/12 > 1/21
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