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Add 12/5 and 9/7

1st number: 2 2/5, 2nd number: 1 2/7

12/5 + 9/7 is 129/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    12/5 = 12 × 7/5 × 7 = 84/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    9/7 = 9 × 5/7 × 5 = 45/35
  4. Add the two like fractions:
    84/35 + 45/35 = 84 + 45/35 = 129/35
  5. So, 12/5 + 9/7 = 129/35
    In mixed form: 324/35

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