Subtract 48/12 from 3/56, Solve 3/56

Subtract 48/12 from 3/56

1^st number: 3/56, 2^nd number: 4 0/12

3/56 - 48/12 is -221/56.

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

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
3/56 = 3 × 3/56 × 3 = 9/168
Likewise, for the 2nd fraction, since 12 × 14 = 168,
48/12 = 48 × 14/12 × 14 = 672/168
Subtract the two like fractions:
9/168 - 672/168 = 9 - 672/168 = -663/168
After reducing the fraction, the answer is -221/56

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