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Add 15/28 and 6/8

15/28 + 6/8 is 9/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 28 × 2 = 56,
    15/28 = 15 × 2/28 × 2 = 30/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    6/8 = 6 × 7/8 × 7 = 42/56
  4. Add the two like fractions:
    30/56 + 42/56 = 30 + 42/56 = 72/56
  5. 72/56 simplified gives 9/7
  6. So, 15/28 + 6/8 = 9/7
    In mixed form: 12/7

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