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Add 40/48 and 3/12

40/48 + 3/12 is 13/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 12 is 48

    Next, find the equivalent fraction of both fractional numbers with denominator 48
  2. For the 1st fraction, since 48 × 1 = 48,
    40/48 = 40 × 1/48 × 1 = 40/48
  3. Likewise, for the 2nd fraction, since 12 × 4 = 48,
    3/12 = 3 × 4/12 × 4 = 12/48
  4. Add the two like fractions:
    40/48 + 12/48 = 40 + 12/48 = 52/48
  5. 52/48 simplified gives 13/12
  6. So, 40/48 + 3/12 = 13/12
    In mixed form: 11/12

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