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Add 70/90 and 3/36

70/90 + 3/36 is 31/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    70/90 = 70 × 2/90 × 2 = 140/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    3/36 = 3 × 5/36 × 5 = 15/180
  4. Add the two like fractions:
    140/180 + 15/180 = 140 + 15/180 = 155/180
  5. 155/180 simplified gives 31/36
  6. So, 70/90 + 3/36 = 31/36

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