Compare 81/14 and 20/70
1st number: 5 11/14, 2nd number: 20/70
81/14 is greater than 20/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
81/14 = 81 × 5/14 × 5 = 405/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
20/70 = 20 × 1/70 × 1 = 20/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 405/70 > 20/70 or 81/14 > 20/70
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