Compare 18/56 and 5/42
18/56 is greater than 5/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
5/42 = 5 × 4/42 × 4 = 20/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/168 > 20/168 or 18/56 > 5/42
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