Compare 6/90 and 27/56, Which fraction is greater?

Compare 6/90 and 27/56

6/90 is smaller than 27/56

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520

Next, find the equivalent fraction of both fractional numbers with denominator 2520
For the 1st fraction, since 90 × 28 = 2520,
6/90 = 6 × 28/90 × 28 = 168/2520
Likewise, for the 2nd fraction, since 56 × 45 = 2520,
27/56 = 27 × 45/56 × 45 = 1215/2520
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
168/2520 < 1215/2520 or 6/90 < 27/56

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