Compare 20/5 and 10/84, Which fraction is greater?

Compare 20/5 and 10/84

1^st number: 4 0/5, 2^nd number: 10/84

20/5 is greater than 10/84

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 5 × 84 = 420,
20/5 = 20 × 84/5 × 84 = 1680/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
10/84 = 10 × 5/84 × 5 = 50/420
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
1680/420 > 50/420 or 20/5 > 10/84

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