Subtract 32/84 from 4/12
4/12 - 32/84 is -1/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
4/12 = 4 × 7/12 × 7 = 28/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
32/84 = 32 × 1/84 × 1 = 32/84 - Subtract the two like fractions:
28/84 - 32/84 = 28 - 32/84 = -4/84 - After reducing the fraction, the answer is -1/21
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