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Add 28/27 and 12/30

1st number: 1 1/27, 2nd number: 12/30

28/27 + 12/30 is 194/135.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 30 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 30 × 9 = 270,
    12/30 = 12 × 9/30 × 9 = 108/270
  4. Add the two like fractions:
    280/270 + 108/270 = 280 + 108/270 = 388/270
  5. 388/270 simplified gives 194/135
  6. So, 28/27 + 12/30 = 194/135
    In mixed form: 159/135

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