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Add 4/7 and 9/27

4/7 + 9/27 is 19/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 27 is 189
  2. For the 1st fraction, since 7 × 27 = 189,
    4/7 = 4 × 27/7 × 27 = 108/189
  3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
    9/27 = 9 × 7/27 × 7 = 63/189
  4. Add the two fractions:
    108/189 + 63/189 = 108 + 63/189 = 171/189
  5. 171/189 simplified gives 19/21
  6. So, 4/7 + 9/27 = 19/21

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