Subtract 16/70 from 72/9, Solve 8 0/9

Subtract 16/70 from 72/9

1^st number: 8 0/9, 2^nd number: 16/70

72/9 - 16/70 is 272/35.

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,
72/9 = 72 × 70/9 × 70 = 5040/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
16/70 = 16 × 9/70 × 9 = 144/630
Subtract the two like fractions:
5040/630 - 144/630 = 5040 - 144/630 = 4896/630
After reducing the fraction, the answer is 272/35
In mixed form: 727/35

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