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Add 12/70 and 18/75

12/70 + 18/75 is 72/175.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 75 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 70 × 15 = 1050,
    12/70 = 12 × 15/70 × 15 = 180/1050
  3. Likewise, for the 2nd fraction, since 75 × 14 = 1050,
    18/75 = 18 × 14/75 × 14 = 252/1050
  4. Add the two like fractions:
    180/1050 + 252/1050 = 180 + 252/1050 = 432/1050
  5. 432/1050 simplified gives 72/175
  6. So, 12/70 + 18/75 = 72/175

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