Compare 40/42 and 18/98, Which fraction is greater?

Compare 40/42 and 18/98

40/42 is greater than 18/98

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 42 × 7 = 294,
40/42 = 40 × 7/42 × 7 = 280/294
Likewise, for the 2nd fraction, since 98 × 3 = 294,
18/98 = 18 × 3/98 × 3 = 54/294
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
280/294 > 54/294 or 40/42 > 18/98

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