Compare 84/28 and 42/70, Which fraction is greater?

Compare 84/28 and 42/70

1^st number: 3 0/28, 2^nd number: 42/70

84/28 is greater than 42/70

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 28 × 5 = 140,
84/28 = 84 × 5/28 × 5 = 420/140
Likewise, for the 2nd fraction, since 70 × 2 = 140,
42/70 = 42 × 2/70 × 2 = 84/140
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
420/140 > 84/140 or 84/28 > 42/70

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