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Add 12/72 and 12/9

1st number: 12/72, 2nd number: 1 3/9

12/72 + 12/9 is 3/2.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 72 × 1 = 72,
    12/72 = 12 × 1/72 × 1 = 12/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    12/9 = 12 × 8/9 × 8 = 96/72
  4. Add the two like fractions:
    12/72 + 96/72 = 12 + 96/72 = 108/72
  5. 108/72 simplified gives 3/2
  6. So, 12/72 + 12/9 = 3/2
    In mixed form: 11/2

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