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Add 16/4 and 28/72

1st number: 4 0/4, 2nd number: 28/72

16/4 + 28/72 is 79/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 72 is 72
  2. For the 1st fraction, since 4 × 18 = 72,
    16/4 = 16 × 18/4 × 18 = 288/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    28/72 = 28 × 1/72 × 1 = 28/72
  4. Add the two fractions:
    288/72 + 28/72 = 288 + 28/72 = 316/72
  5. After reducing the fraction, the answer is 79/18
  6. In mixed form: 47/18

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