Subtract 1/3 from 12/56
12/56 - 1/3 is -5/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 3 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168 - Likewise, for the 2nd fraction, since 3 × 56 = 168,
1/3 = 1 × 56/3 × 56 = 56/168 - Subtract the two like fractions:
36/168 - 56/168 = 36 - 56/168 = -20/168 - After reducing the fraction, the answer is -5/42
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