Subtract 16/42 from 56/27, Solve 2 2/27

Subtract 16/42 from 56/27

1^st number: 2 2/27, 2^nd number: 16/42

56/27 - 16/42 is 320/189.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 27 × 14 = 378,
56/27 = 56 × 14/27 × 14 = 784/378
Likewise, for the 2nd fraction, since 42 × 9 = 378,
16/42 = 16 × 9/42 × 9 = 144/378
Subtract the two like fractions:
784/378 - 144/378 = 784 - 144/378 = 640/378
After reducing the fraction, the answer is 320/189
In mixed form: 1131/189

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