Subtract 40/56 from 5/12
5/12 - 40/56 is -25/84.
Steps for subtracting fractions
- 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,
5/12 = 5 × 14/12 × 14 = 70/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
40/56 = 40 × 3/56 × 3 = 120/168 - Subtract the two like fractions:
70/168 - 120/168 = 70 - 120/168 = -50/168 - After reducing the fraction, the answer is -25/84
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