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Subtract 40/56 from 84/15

1st number: 5 9/15, 2nd number: 40/56

84/15 - 40/56 is 171/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840
  2. For the 1st fraction, since 15 × 56 = 840,
    84/15 = 84 × 56/15 × 56 = 4704/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    40/56 = 40 × 15/56 × 15 = 600/840
  4. Subtract the two fractions:
    4704/840 - 600/840 = 4704 - 600/840 = 4104/840
  5. After reducing the fraction, the answer is 171/35
  6. In mixed form: 431/35

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