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Add 18/12 and 30/8

1st number: 1 6/12, 2nd number: 3 6/8

18/12 + 30/8 is 21/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 8 is 24
  2. For the 1st fraction, since 12 × 2 = 24,
    18/12 = 18 × 2/12 × 2 = 36/24
  3. Likewise, for the 2nd fraction, since 8 × 3 = 24,
    30/8 = 30 × 3/8 × 3 = 90/24
  4. Add the two fractions:
    36/24 + 90/24 = 36 + 90/24 = 126/24
  5. 126/24 simplified gives 21/4
  6. So, 18/12 + 30/8 = 21/4
    In mixed form: 51/4

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