Subtract 70/27 from 12/16, Solve 12/16

Subtract 70/27 from 12/16

1^st number: 12/16, 2^nd number: 2 16/27

12/16 - 70/27 is -199/108.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 27 is 432

Next, find the equivalent fraction of both fractional numbers with denominator 432
For the 1st fraction, since 16 × 27 = 432,
12/16 = 12 × 27/16 × 27 = 324/432
Likewise, for the 2nd fraction, since 27 × 16 = 432,
70/27 = 70 × 16/27 × 16 = 1120/432
Subtract the two like fractions:
324/432 - 1120/432 = 324 - 1120/432 = -796/432
After reducing the fraction, the answer is -199/108

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