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Add 4/49 and 21/27

4/49 + 21/27 is 379/441.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 27 is 1323
  2. For the 1st fraction, since 49 × 27 = 1323,
    4/49 = 4 × 27/49 × 27 = 108/1323
  3. Likewise, for the 2nd fraction, since 27 × 49 = 1323,
    21/27 = 21 × 49/27 × 49 = 1029/1323
  4. Add the two fractions:
    108/1323 + 1029/1323 = 108 + 1029/1323 = 1137/1323
  5. After reducing the fraction, the answer is 379/441

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