Compare 84/30 and 42/5, Which fraction is greater?

Compare 84/30 and 42/5

1^st number: 2 24/30, 2^nd number: 8 2/5

84/30 is smaller than 42/5

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 30 × 1 = 30,
84/30 = 84 × 1/30 × 1 = 84/30
Likewise, for the 2nd fraction, since 5 × 6 = 30,
42/5 = 42 × 6/5 × 6 = 252/30
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
84/30 < 252/30 or 84/30 < 42/5

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