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Add 12/9 and 7/72

1st number: 1 3/9, 2nd number: 7/72

12/9 + 7/72 is 103/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 72 is 72
  2. For the 1st fraction, since 9 × 8 = 72,
    12/9 = 12 × 8/9 × 8 = 96/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    7/72 = 7 × 1/72 × 1 = 7/72
  4. Add the two fractions:
    96/72 + 7/72 = 96 + 7/72 = 103/72
  5. In mixed form: 131/72

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