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Add 28/32 and 15/30

28/32 + 15/30 is 11/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 30 is 480

    Next, find the equivalent fraction of both fractional numbers with denominator 480
  2. For the 1st fraction, since 32 × 15 = 480,
    28/32 = 28 × 15/32 × 15 = 420/480
  3. Likewise, for the 2nd fraction, since 30 × 16 = 480,
    15/30 = 15 × 16/30 × 16 = 240/480
  4. Add the two like fractions:
    420/480 + 240/480 = 420 + 240/480 = 660/480
  5. 660/480 simplified gives 11/8
  6. So, 28/32 + 15/30 = 11/8
    In mixed form: 13/8

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