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Add 12/60 and 60/90

12/60 + 60/90 is 13/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 60 × 3 = 180,
    12/60 = 12 × 3/60 × 3 = 36/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    60/90 = 60 × 2/90 × 2 = 120/180
  4. Add the two like fractions:
    36/180 + 120/180 = 36 + 120/180 = 156/180
  5. 156/180 simplified gives 13/15
  6. So, 12/60 + 60/90 = 13/15

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