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Add 10/75 and 9/20

10/75 + 9/20 is 7/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 20 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 75 × 4 = 300,
    10/75 = 10 × 4/75 × 4 = 40/300
  3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
    9/20 = 9 × 15/20 × 15 = 135/300
  4. Add the two like fractions:
    40/300 + 135/300 = 40 + 135/300 = 175/300
  5. 175/300 simplified gives 7/12
  6. So, 10/75 + 9/20 = 7/12

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