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Add 28/18 and 16/72

1st number: 1 10/18, 2nd number: 16/72

28/18 + 16/72 is 16/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 72 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 18 × 4 = 72,
    28/18 = 28 × 4/18 × 4 = 112/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    16/72 = 16 × 1/72 × 1 = 16/72
  4. Add the two like fractions:
    112/72 + 16/72 = 112 + 16/72 = 128/72
  5. 128/72 simplified gives 16/9
  6. So, 28/18 + 16/72 = 16/9
    In mixed form: 17/9

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