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Add 84/15 and 21/60

1st number: 5 9/15, 2nd number: 21/60

84/15 + 21/60 is 119/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 60 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 15 × 4 = 60,
    84/15 = 84 × 4/15 × 4 = 336/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    21/60 = 21 × 1/60 × 1 = 21/60
  4. Add the two like fractions:
    336/60 + 21/60 = 336 + 21/60 = 357/60
  5. 357/60 simplified gives 119/20
  6. So, 84/15 + 21/60 = 119/20
    In mixed form: 519/20

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