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Add 28/72 and 4/16

28/72 + 4/16 is 23/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 16 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 72 × 2 = 144,
    28/72 = 28 × 2/72 × 2 = 56/144
  3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
    4/16 = 4 × 9/16 × 9 = 36/144
  4. Add the two like fractions:
    56/144 + 36/144 = 56 + 36/144 = 92/144
  5. 92/144 simplified gives 23/36
  6. So, 28/72 + 4/16 = 23/36

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