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Add 12/15 and 5/7

12/15 + 5/7 is 53/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    12/15 = 12 × 7/15 × 7 = 84/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    5/7 = 5 × 15/7 × 15 = 75/105
  4. Add the two like fractions:
    84/105 + 75/105 = 84 + 75/105 = 159/105
  5. 159/105 simplified gives 53/35
  6. So, 12/15 + 5/7 = 53/35
    In mixed form: 118/35

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