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Add 84/15 and 84/72

1st number: 5 9/15, 2nd number: 1 12/72

84/15 + 84/72 is 203/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 72 is 360
  2. For the 1st fraction, since 15 × 24 = 360,
    84/15 = 84 × 24/15 × 24 = 2016/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    84/72 = 84 × 5/72 × 5 = 420/360
  4. Add the two fractions:
    2016/360 + 420/360 = 2016 + 420/360 = 2436/360
  5. 2436/360 simplified gives 203/30
  6. So, 84/15 + 84/72 = 203/30
    In mixed form: 623/30

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