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Add 28/21 and 7/27

1st number: 1 7/21, 2nd number: 7/27

28/21 + 7/27 is 43/27.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 27 is 189

    Next, find the equivalent fraction of both fractional numbers with denominator 189
  2. For the 1st fraction, since 21 × 9 = 189,
    28/21 = 28 × 9/21 × 9 = 252/189
  3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
    7/27 = 7 × 7/27 × 7 = 49/189
  4. Add the two like fractions:
    252/189 + 49/189 = 252 + 49/189 = 301/189
  5. 301/189 simplified gives 43/27
  6. So, 28/21 + 7/27 = 43/27
    In mixed form: 116/27

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