Compare 42/20 and 84/35, Which fraction is greater?

Compare 42/20 and 84/35

1^st number: 2 2/20, 2^nd number: 2 14/35

42/20 is smaller than 84/35

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 20 × 7 = 140,
42/20 = 42 × 7/20 × 7 = 294/140
Likewise, for the 2nd fraction, since 35 × 4 = 140,
84/35 = 84 × 4/35 × 4 = 336/140
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
294/140 < 336/140 or 42/20 < 84/35

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