Subtract 8/9 from 28/16, Solve 1 12/16

Subtract 8/9 from 28/16

1^st number: 1 12/16, 2^nd number: 8/9

28/16 - 8/9 is 31/36.

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

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 16 × 9 = 144,
28/16 = 28 × 9/16 × 9 = 252/144
Likewise, for the 2nd fraction, since 9 × 16 = 144,
8/9 = 8 × 16/9 × 16 = 128/144
Subtract the two like fractions:
252/144 - 128/144 = 252 - 128/144 = 124/144
After reducing the fraction, the answer is 31/36

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