Subtract 35/9 from 28/16, Solve 1 12/16

Subtract 35/9 from 28/16

1^st number: 1 12/16, 2^nd number: 3 8/9

28/16 - 35/9 is -77/36.

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,
35/9 = 35 × 16/9 × 16 = 560/144
Subtract the two like fractions:
252/144 - 560/144 = 252 - 560/144 = -308/144
After reducing the fraction, the answer is -77/36

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