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Subtract 12/56 from 1/18

1/18 - 12/56 is -10/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 56 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 18 × 28 = 504,
    1/18 = 1 × 28/18 × 28 = 28/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    12/56 = 12 × 9/56 × 9 = 108/504
  4. Subtract the two like fractions:
    28/504 - 108/504 = 28 - 108/504 = -80/504
  5. After reducing the fraction, the answer is -10/63

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