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Add 5/9 and 8/21

5/9 + 8/21 is 59/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 21 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 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 21 × 3 = 63,
    8/21 = 8 × 3/21 × 3 = 24/63
  4. Add the two like fractions:
    35/63 + 24/63 = 35 + 24/63 = 59/63
  5. So, 5/9 + 8/21 = 59/63

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