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Add 28/15 and 36/72

1st number: 1 13/15, 2nd number: 36/72

28/15 + 36/72 is 71/30.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 15 × 24 = 360,
    28/15 = 28 × 24/15 × 24 = 672/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    36/72 = 36 × 5/72 × 5 = 180/360
  4. Add the two like fractions:
    672/360 + 180/360 = 672 + 180/360 = 852/360
  5. 852/360 simplified gives 71/30
  6. So, 28/15 + 36/72 = 71/30
    In mixed form: 211/30

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