Subtract 12/56 from 20/3, Solve 6 2/3

Subtract 12/56 from 20/3

1^st number: 6 2/3, 2^nd number: 12/56

20/3 - 12/56 is 271/42.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 3 × 56 = 168,
20/3 = 20 × 56/3 × 56 = 1120/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168
Subtract the two like fractions:
1120/168 - 36/168 = 1120 - 36/168 = 1084/168
After reducing the fraction, the answer is 271/42
In mixed form: 619/42

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