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Add 28/27 and 15/90

1st number: 1 1/27, 2nd number: 15/90

28/27 + 15/90 is 65/54.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 90 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 27 × 10 = 270,
    28/27 = 28 × 10/27 × 10 = 280/270
  3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
    15/90 = 15 × 3/90 × 3 = 45/270
  4. Add the two like fractions:
    280/270 + 45/270 = 280 + 45/270 = 325/270
  5. 325/270 simplified gives 65/54
  6. So, 28/27 + 15/90 = 65/54
    In mixed form: 111/54

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