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Add 72/28 and 3/18

1st number: 2 16/28, 2nd number: 3/18

72/28 + 3/18 is 115/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 18 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 28 × 9 = 252,
    72/28 = 72 × 9/28 × 9 = 648/252
  3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
    3/18 = 3 × 14/18 × 14 = 42/252
  4. Add the two like fractions:
    648/252 + 42/252 = 648 + 42/252 = 690/252
  5. 690/252 simplified gives 115/42
  6. So, 72/28 + 3/18 = 115/42
    In mixed form: 231/42

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