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Add 28/15 and 84/24

1st number: 1 13/15, 2nd number: 3 12/24

28/15 + 84/24 is 161/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 24 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    28/15 = 28 × 8/15 × 8 = 224/120
  3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
    84/24 = 84 × 5/24 × 5 = 420/120
  4. Add the two like fractions:
    224/120 + 420/120 = 224 + 420/120 = 644/120
  5. 644/120 simplified gives 161/30
  6. So, 28/15 + 84/24 = 161/30
    In mixed form: 511/30

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