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Add 21/6 and 8/9

1st number: 3 3/6, 2nd number: 8/9

21/6 + 8/9 is 79/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 9 is 18
  2. For the 1st fraction, since 6 × 3 = 18,
    21/6 = 21 × 3/6 × 3 = 63/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    8/9 = 8 × 2/9 × 2 = 16/18
  4. Add the two fractions:
    63/18 + 16/18 = 63 + 16/18 = 79/18
  5. In mixed form: 47/18

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