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Add 70/75 and 7/90

70/75 + 7/90 is 91/90.

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,
    70/75 = 70 × 6/75 × 6 = 420/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    7/90 = 7 × 5/90 × 5 = 35/450
  4. Add the two like fractions:
    420/450 + 35/450 = 420 + 35/450 = 455/450
  5. 455/450 simplified gives 91/90
  6. So, 70/75 + 7/90 = 91/90
    In mixed form: 11/90

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