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Add 90/12 and 9/90

1st number: 7 6/12, 2nd number: 9/90

90/12 + 9/90 is 38/5.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    90/12 = 90 × 15/12 × 15 = 1350/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    9/90 = 9 × 2/90 × 2 = 18/180
  4. Add the two like fractions:
    1350/180 + 18/180 = 1350 + 18/180 = 1368/180
  5. 1368/180 simplified gives 38/5
  6. So, 90/12 + 9/90 = 38/5
    In mixed form: 73/5

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