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Subtract 10/84 from 2/27

2/27 - 10/84 is -17/378.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 84 is 756
  2. For the 1st fraction, since 27 × 28 = 756,
    2/27 = 2 × 28/27 × 28 = 56/756
  3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
    10/84 = 10 × 9/84 × 9 = 90/756
  4. Subtract the two fractions:
    56/756 - 90/756 = 56 - 90/756 = -34/756
  5. After reducing the fraction, the answer is -17/378

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