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Add 1/75 and 81/90

1/75 + 81/90 is 137/150.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 90 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 75 × 6 = 450,
    1/75 = 1 × 6/75 × 6 = 6/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    81/90 = 81 × 5/90 × 5 = 405/450
  4. Add the two like fractions:
    6/450 + 405/450 = 6 + 405/450 = 411/450
  5. 411/450 simplified gives 137/150
  6. So, 1/75 + 81/90 = 137/150

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