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Add 12/90 and 90/54

1st number: 12/90, 2nd number: 1 36/54

12/90 + 90/54 is 9/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 90 × 3 = 270,
    12/90 = 12 × 3/90 × 3 = 36/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    90/54 = 90 × 5/54 × 5 = 450/270
  4. Add the two like fractions:
    36/270 + 450/270 = 36 + 450/270 = 486/270
  5. 486/270 simplified gives 9/5
  6. So, 12/90 + 90/54 = 9/5
    In mixed form: 14/5

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