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Add 4/15 and 6/7

4/15 + 6/7 is 118/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105
  2. For the 1st fraction, since 15 × 7 = 105,
    4/15 = 4 × 7/15 × 7 = 28/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    6/7 = 6 × 15/7 × 15 = 90/105
  4. Add the two fractions:
    28/105 + 90/105 = 28 + 90/105 = 118/105
  5. In mixed form: 113/105

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