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Add 20/45 and 6/15

20/45 + 6/15 is 38/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 15 is 45
  2. For the 1st fraction, since 45 × 1 = 45,
    20/45 = 20 × 1/45 × 1 = 20/45
  3. Likewise, for the 2nd fraction, since 15 × 3 = 45,
    6/15 = 6 × 3/15 × 3 = 18/45
  4. Add the two fractions:
    20/45 + 18/45 = 20 + 18/45 = 38/45

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