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Add 12/40 and 72/75

12/40 + 72/75 is 63/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 75 is 600

    Next, find the equivalent fraction of both fractional numbers with denominator 600
  2. For the 1st fraction, since 40 × 15 = 600,
    12/40 = 12 × 15/40 × 15 = 180/600
  3. Likewise, for the 2nd fraction, since 75 × 8 = 600,
    72/75 = 72 × 8/75 × 8 = 576/600
  4. Add the two like fractions:
    180/600 + 576/600 = 180 + 576/600 = 756/600
  5. 756/600 simplified gives 63/50
  6. So, 12/40 + 72/75 = 63/50
    In mixed form: 113/50

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