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Subtract 50/42 from 2/27

1st number: 2/27, 2nd number: 1 8/42

2/27 - 50/42 is -211/189.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 42 is 378
  2. For the 1st fraction, since 27 × 14 = 378,
    2/27 = 2 × 14/27 × 14 = 28/378
  3. Likewise, for the 2nd fraction, since 42 × 9 = 378,
    50/42 = 50 × 9/42 × 9 = 450/378
  4. Subtract the two fractions:
    28/378 - 450/378 = 28 - 450/378 = -422/378
  5. After reducing the fraction, the answer is -211/189

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