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Add 28/72 and 27/15

1st number: 28/72, 2nd number: 1 12/15

28/72 + 27/15 is 197/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 15 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    28/72 = 28 × 5/72 × 5 = 140/360
  3. Likewise, for the 2nd fraction, since 15 × 24 = 360,
    27/15 = 27 × 24/15 × 24 = 648/360
  4. Add the two like fractions:
    140/360 + 648/360 = 140 + 648/360 = 788/360
  5. 788/360 simplified gives 197/90
  6. So, 28/72 + 27/15 = 197/90
    In mixed form: 217/90

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