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Add 90/15 and 15/30

1st number: 6 0/15, 2nd number: 15/30

90/15 + 15/30 is 13/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    90/15 = 90 × 2/15 × 2 = 180/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    15/30 = 15 × 1/30 × 1 = 15/30
  4. Add the two like fractions:
    180/30 + 15/30 = 180 + 15/30 = 195/30
  5. 195/30 simplified gives 13/2
  6. So, 90/15 + 15/30 = 13/2
    In mixed form: 61/2

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