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Add 18/12 and 20/48

1st number: 1 6/12, 2nd number: 20/48

18/12 + 20/48 is 23/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 48 is 48
  2. For the 1st fraction, since 12 × 4 = 48,
    18/12 = 18 × 4/12 × 4 = 72/48
  3. Likewise, for the 2nd fraction, since 48 × 1 = 48,
    20/48 = 20 × 1/48 × 1 = 20/48
  4. Add the two fractions:
    72/48 + 20/48 = 72 + 20/48 = 92/48
  5. 92/48 simplified gives 23/12
  6. So, 18/12 + 20/48 = 23/12
    In mixed form: 111/12

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