Subtract 8/80 from 80/9, Solve 8 8/9

Subtract 8/80 from 80/9

1^st number: 8 8/9, 2^nd number: 8/80

80/9 - 8/80 is 791/90.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720

Next, find the equivalent fraction of both fractional numbers with denominator 720
For the 1st fraction, since 9 × 80 = 720,
80/9 = 80 × 80/9 × 80 = 6400/720
Likewise, for the 2nd fraction, since 80 × 9 = 720,
8/80 = 8 × 9/80 × 9 = 72/720
Subtract the two like fractions:
6400/720 - 72/720 = 6400 - 72/720 = 6328/720
After reducing the fraction, the answer is 791/90
In mixed form: 871/90

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