Compare 20/42 and 6/20
20/42 is greater than 6/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
20/42 = 20 × 10/42 × 10 = 200/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
6/20 = 6 × 21/20 × 21 = 126/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 200/420 > 126/420 or 20/42 > 6/20
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