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Add 27/90 and 30/54

27/90 + 30/54 is 77/90.

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,
    27/90 = 27 × 3/90 × 3 = 81/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    30/54 = 30 × 5/54 × 5 = 150/270
  4. Add the two like fractions:
    81/270 + 150/270 = 81 + 150/270 = 231/270
  5. 231/270 simplified gives 77/90
  6. So, 27/90 + 30/54 = 77/90

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