Subtract 30/16 from 90/9, Solve 10 0/9

Subtract 30/16 from 90/9

1^st number: 10 0/9, 2^nd number: 1 14/16

90/9 - 30/16 is 65/8.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 9 × 16 = 144,
90/9 = 90 × 16/9 × 16 = 1440/144
Likewise, for the 2nd fraction, since 16 × 9 = 144,
30/16 = 30 × 9/16 × 9 = 270/144
Subtract the two like fractions:
1440/144 - 270/144 = 1440 - 270/144 = 1170/144
After reducing the fraction, the answer is 65/8
In mixed form: 81/8

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