Compare 6/7 and 84/80, Which fraction is greater?

Compare 6/7 and 84/80

1^st number: 6/7, 2^nd number: 1 4/80

6/7 is smaller than 84/80

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 7 × 80 = 560,
6/7 = 6 × 80/7 × 80 = 480/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
84/80 = 84 × 7/80 × 7 = 588/560
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
480/560 < 588/560 or 6/7 < 84/80

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