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Add 30/12 and 63/9

1st number: 2 6/12, 2nd number: 7 0/9

30/12 + 63/9 is 19/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 9 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    30/12 = 30 × 3/12 × 3 = 90/36
  3. Likewise, for the 2nd fraction, since 9 × 4 = 36,
    63/9 = 63 × 4/9 × 4 = 252/36
  4. Add the two like fractions:
    90/36 + 252/36 = 90 + 252/36 = 342/36
  5. 342/36 simplified gives 19/2
  6. So, 30/12 + 63/9 = 19/2
    In mixed form: 91/2

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