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Add 70/75 and 81/56

1st number: 70/75, 2nd number: 1 25/56

70/75 + 81/56 is 1999/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 56 is 4200
  2. For the 1st fraction, since 75 × 56 = 4200,
    70/75 = 70 × 56/75 × 56 = 3920/4200
  3. Likewise, for the 2nd fraction, since 56 × 75 = 4200,
    81/56 = 81 × 75/56 × 75 = 6075/4200
  4. Add the two fractions:
    3920/4200 + 6075/4200 = 3920 + 6075/4200 = 9995/4200
  5. 9995/4200 simplified gives 1999/840
  6. So, 70/75 + 81/56 = 1999/840
    In mixed form: 2319/840

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