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Add 5/9 and 4/63

5/9 + 4/63 is 13/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 63 is 63
  2. For the 1st fraction, since 9 × 7 = 63,
    5/9 = 5 × 7/9 × 7 = 35/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    4/63 = 4 × 1/63 × 1 = 4/63
  4. Add the two fractions:
    35/63 + 4/63 = 35 + 4/63 = 39/63
  5. After reducing the fraction, the answer is 13/21

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