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Add 12/45 and 40/12

1st number: 12/45, 2nd number: 3 4/12

12/45 + 40/12 is 18/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 12 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    12/45 = 12 × 4/45 × 4 = 48/180
  3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
    40/12 = 40 × 15/12 × 15 = 600/180
  4. Add the two like fractions:
    48/180 + 600/180 = 48 + 600/180 = 648/180
  5. 648/180 simplified gives 18/5
  6. So, 12/45 + 40/12 = 18/5
    In mixed form: 33/5

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