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Add 15/30 and 30/18

1st number: 15/30, 2nd number: 1 12/18

15/30 + 30/18 is 13/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    15/30 = 15 × 3/30 × 3 = 45/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    30/18 = 30 × 5/18 × 5 = 150/90
  4. Add the two like fractions:
    45/90 + 150/90 = 45 + 150/90 = 195/90
  5. 195/90 simplified gives 13/6
  6. So, 15/30 + 30/18 = 13/6
    In mixed form: 21/6

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