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Add 28/10 and 35/16

1st number: 2 8/10, 2nd number: 2 3/16

28/10 + 35/16 is 399/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 10 × 8 = 80,
    28/10 = 28 × 8/10 × 8 = 224/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    35/16 = 35 × 5/16 × 5 = 175/80
  4. Add the two like fractions:
    224/80 + 175/80 = 224 + 175/80 = 399/80
  5. So, 28/10 + 35/16 = 399/80
    In mixed form: 479/80

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