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Add 84/60 and 60/90

1st number: 1 24/60, 2nd number: 60/90

84/60 + 60/90 is 31/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 60 × 3 = 180,
    84/60 = 84 × 3/60 × 3 = 252/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    60/90 = 60 × 2/90 × 2 = 120/180
  4. Add the two like fractions:
    252/180 + 120/180 = 252 + 120/180 = 372/180
  5. 372/180 simplified gives 31/15
  6. So, 84/60 + 60/90 = 31/15
    In mixed form: 21/15

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