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Add 12/40 and 36/48

12/40 + 36/48 is 21/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 48 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 40 × 6 = 240,
    12/40 = 12 × 6/40 × 6 = 72/240
  3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
    36/48 = 36 × 5/48 × 5 = 180/240
  4. Add the two like fractions:
    72/240 + 180/240 = 72 + 180/240 = 252/240
  5. 252/240 simplified gives 21/20
  6. So, 12/40 + 36/48 = 21/20
    In mixed form: 11/20

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