Compare 20/48 and 8/42
20/48 is greater than 8/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
20/48 = 20 × 7/48 × 7 = 140/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
8/42 = 8 × 8/42 × 8 = 64/336 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/336 > 64/336 or 20/48 > 8/42
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