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Add 45/12 and 9/8

1st number: 3 9/12, 2nd number: 1 1/8

45/12 + 9/8 is 39/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 8 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 12 × 2 = 24,
    45/12 = 45 × 2/12 × 2 = 90/24
  3. Likewise, for the 2nd fraction, since 8 × 3 = 24,
    9/8 = 9 × 3/8 × 3 = 27/24
  4. Add the two like fractions:
    90/24 + 27/24 = 90 + 27/24 = 117/24
  5. 117/24 simplified gives 39/8
  6. So, 45/12 + 9/8 = 39/8
    In mixed form: 47/8

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