Compare 8/49 and 12/80, Which fraction is greater?

Compare 8/49 and 12/80

8/49 is greater than 12/80

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920

Next, find the equivalent fraction of both fractional numbers with denominator 3920
For the 1st fraction, since 49 × 80 = 3920,
8/49 = 8 × 80/49 × 80 = 640/3920
Likewise, for the 2nd fraction, since 80 × 49 = 3920,
12/80 = 12 × 49/80 × 49 = 588/3920
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
640/3920 > 588/3920 or 8/49 > 12/80

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