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Subtract 42/24 from 56/84

1st number: 56/84, 2nd number: 1 18/24

56/84 - 42/24 is -13/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 24 is 168
  2. For the 1st fraction, since 84 × 2 = 168,
    56/84 = 56 × 2/84 × 2 = 112/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    42/24 = 42 × 7/24 × 7 = 294/168
  4. Subtract the two fractions:
    112/168 - 294/168 = 112 - 294/168 = -182/168
  5. After reducing the fraction, the answer is -13/12

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