Compare 50/21 and 20/14
1st number: 2 8/21, 2nd number: 1 6/14
50/21 is greater than 20/14
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
50/21 = 50 × 2/21 × 2 = 100/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
20/14 = 20 × 3/14 × 3 = 60/42 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 100/42 > 60/42 or 50/21 > 20/14
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