Subtract 6/56 from 1/84
1/84 - 6/56 is -2/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
1/84 = 1 × 2/84 × 2 = 2/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
6/56 = 6 × 3/56 × 3 = 18/168 - Subtract the two like fractions:
2/168 - 18/168 = 2 - 18/168 = -16/168 - After reducing the fraction, the answer is -2/21
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