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Add 21/24 and 5/9

21/24 + 5/9 is 103/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 24 × 3 = 72,
    21/24 = 21 × 3/24 × 3 = 63/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    5/9 = 5 × 8/9 × 8 = 40/72
  4. Add the two like fractions:
    63/72 + 40/72 = 63 + 40/72 = 103/72
  5. So, 21/24 + 5/9 = 103/72
    In mixed form: 131/72

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