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Add 21/9 and 2/12

1st number: 2 3/9, 2nd number: 2/12

21/9 + 2/12 is 5/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 12 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 9 × 4 = 36,
    21/9 = 21 × 4/9 × 4 = 84/36
  3. Likewise, for the 2nd fraction, since 12 × 3 = 36,
    2/12 = 2 × 3/12 × 3 = 6/36
  4. Add the two like fractions:
    84/36 + 6/36 = 84 + 6/36 = 90/36
  5. 90/36 simplified gives 5/2
  6. So, 21/9 + 2/12 = 5/2
    In mixed form: 21/2

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