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Add 12/90 and 8/12

12/90 + 8/12 is 4/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 12 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    12/90 = 12 × 2/90 × 2 = 24/180
  3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
    8/12 = 8 × 15/12 × 15 = 120/180
  4. Add the two like fractions:
    24/180 + 120/180 = 24 + 120/180 = 144/180
  5. 144/180 simplified gives 4/5
  6. So, 12/90 + 8/12 = 4/5

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