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Add 75/12 and 8/90

1st number: 6 3/12, 2nd number: 8/90

75/12 + 8/90 is 1141/180.

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,
    75/12 = 75 × 15/12 × 15 = 1125/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    8/90 = 8 × 2/90 × 2 = 16/180
  4. Add the two like fractions:
    1125/180 + 16/180 = 1125 + 16/180 = 1141/180
  5. So, 75/12 + 8/90 = 1141/180
    In mixed form: 661/180

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