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Add 90/42 and 81/56

1st number: 2 6/42, 2nd number: 1 25/56

90/42 + 81/56 is 201/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 56 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    90/42 = 90 × 4/42 × 4 = 360/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    81/56 = 81 × 3/56 × 3 = 243/168
  4. Add the two fractions:
    360/168 + 243/168 = 360 + 243/168 = 603/168
  5. 603/168 simplified gives 201/56
  6. So, 90/42 + 81/56 = 201/56
    In mixed form: 333/56

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