Subtract 27/56 from 30/12, Solve 2 6/12

Subtract 27/56 from 30/12

1^st number: 2 6/12, 2^nd number: 27/56

30/12 - 27/56 is 113/56.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 12 × 14 = 168,
30/12 = 30 × 14/12 × 14 = 420/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
27/56 = 27 × 3/56 × 3 = 81/168
Subtract the two like fractions:
420/168 - 81/168 = 420 - 81/168 = 339/168
After reducing the fraction, the answer is 113/56
In mixed form: 21/56

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