Compare 80/9 and 30/70, Which fraction is greater?

Compare 80/9 and 30/70

1^st number: 8 8/9, 2^nd number: 30/70

80/9 is greater than 30/70

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 9 × 70 = 630,
80/9 = 80 × 70/9 × 70 = 5600/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
30/70 = 30 × 9/70 × 9 = 270/630
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5600/630 > 270/630 or 80/9 > 30/70

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